Event archive
Track major American events with historical-period filters, client-side title search, and both chronological and newest-first sorting.
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1607
Jamestown, Virginia
In May 1607, settlers sent by the Virginia Company founded Jamestown on the James River, establishing the first enduring English colony in the Chesapeake.
Colonial Foundations
1609-1610
Starving Time at Jamestown nearly destroys the colony
During the winter of 1609 to 1610, starvation and Powhatan's siege reduced Jamestown to roughly sixty survivors and nearly destroyed the Virginia Company's colony.
Colonial Foundations
1612
John Rolfe introduces tobacco cultivation
By 1612, John Rolfe cultivated marketable tobacco in Virginia and shipped a successful crop to England in 1614, rescuing the Jamestown colony's commercial prospects.
Colonial Foundations
1619
First enslaved Africans arrive in Virginia
In late August 1619, the privateer White Lion landed at Point Comfort and sold more than twenty captive Africans into English Virginia's emerging tobacco colony.
Colonial Foundations
1619
First representative assembly (House of Burgesses) meets in Virginia
On July 30, 1619, Governor George Yeardley convened the House of Burgesses at Jamestown, bringing elected representatives together in the first legislative assembly in English America.
Colonial Foundations
1620
Mayflower Compact establishes self-government principles
On November 11, 1620, male passengers aboard the Mayflower signed the Mayflower Compact at Cape Cod, forming a civil body politic before settling Plymouth.
Colonial Foundations
1620
Pilgrims land at Plymouth on the Mayflower
In December 1620, William Bradford and the Mayflower passengers landed at Plymouth and began building the settlement that became the first enduring Pilgrim colony in New England.
Colonial Foundations
1630
Massachusetts Bay Colony founded by Puritans
In 1630, John Winthrop brought the Winthrop Fleet to Massachusetts Bay and transformed the 1629 Massachusetts Bay Company charter into a self-governing Puritan colony.
Colonial Foundations
1634-1732
Various colonial charters and founding of colonies
On April 21, 1732, George II granted the Georgia charter to James Oglethorpe and trustees, creating the last of the thirteen colonies with philanthropic and military aims.
Colonial Foundations
1636
Harvard College established
In 1636, the Massachusetts General Court established a college at Newtowne, and John Harvard's 1638 bequest of books and money gave Harvard College its lasting name and stability.
Colonial Foundations
1636
Roger Williams founds Providence
In 1636, Roger Williams founded Providence after banishment from Massachusetts Bay, establishing a settlement built on liberty of conscience and consent from Narragansett leaders.
Colonial Foundations
1638
Anne Hutchinson trial highlights religious dissent
In November 1637, the Massachusetts General Court tried Anne Hutchinson at Newtown, condemned her for heresy and sedition, and banished her from Massachusetts Bay after the Antinomian Controversy.
Colonial Foundations
1639
Fundamental Orders of Connecticut adopted
On January 14, 1639, Hartford, Windsor, and Wethersfield adopted the Fundamental Orders of Connecticut, creating a written framework for elections, courts, and colonial government.
Colonial Foundations
1640s-1660s
Navigation Acts begin restricting colonial trade
In 1651, Parliament passed the first Navigation Act, requiring imperial trade to move in English ships and launching a broader system later strengthened in 1660 and 1663.
Colonial Foundations
1664
New Netherland captured
In 1664, Colonel Richard Nicolls forced Peter Stuyvesant to surrender New Netherland, and England seized New Amsterdam without a major battle.
Colonial Foundations
1675-1676
King Philip's War devastates New England natives and colonists
From 1675 to 1676, forces led by Metacom, called King Philip by the English, fought Plymouth, Massachusetts Bay, and Connecticut in New England's deadliest colonial war.
Colonial Foundations
1676
Bacon's Rebellion in Virginia challenges colonial authority
In 1676, Nathaniel Bacon led armed Virginians against Governor William Berkeley, burned Jamestown, and triggered a violent rebellion that exposed deep political and social fractures in the colony.
Colonial Foundations
1686
Dominion of New England formed (centralized British control)
In 1686, James II created the Dominion of New England and placed Edmund Andros over a consolidated royal administration in Boston without a representative assembly.
Colonial Foundations
1688-1689
Glorious Revolution in England inspires colonial resistance
In 1688 and 1689, William of Orange displaced James II, Parliament enthroned William III and Mary II, and colonists in Boston and New York used that change to challenge royal officials.
Colonial Foundations
1689
Bostonians overthrow Dominion governor
On April 18, 1689, Boston militia and civic leaders arrested Governor Edmund Andros after news of William and Mary's accession reached Massachusetts and shattered Dominion authority.
Colonial Foundations
1689
Early slave codes, Bacon's Rebellion aftermath, Leisler's Rebellion
In October 1705, the Virginia General Assembly enacted An Act Concerning Servants and Slaves, codifying hereditary racial slavery in a comprehensive colonial statute.
Colonial Foundations
1691
Massachusetts receives new charter with royal governor
In 1691, William III and Mary II issued a new Massachusetts charter that restored an elected assembly while placing the province under a Crown-appointed governor.
Colonial Foundations
1692
Salem Witch Trials expose social tensions
In 1692, Governor William Phips established the Court of Oyer and Terminer in Massachusetts, leading to nineteen executions before Phips dissolved the court in October.
Colonial Foundations
1700s
Growth of colonial assemblies and self-governance
Between 1702 and 1728, the Massachusetts General Court refused permanent salary grants to Governors Joseph Dudley and Samuel Shute, using annual appropriations to control royal executives.
Colonial Foundations
1733
Molasses Act taxes imports (early trade restriction)
In 1733, Parliament passed the Molasses Act to tax foreign molasses and protect British West Indian planters from French and Dutch competition in colonial markets.
Colonial Foundations
1735
John Peter Zenger trial advances press freedom
In August 1735, a New York jury acquitted printer John Peter Zenger after Andrew Hamilton challenged Governor William Cosby's seditious libel prosecution.
Colonial Foundations
1740s
Great Awakening religious revival spreads ideas of equality
Between 1734 and 1745, Jonathan Edwards, George Whitefield, and other revival preachers sparked the First Great Awakening through mass sermons, emotional conversions, and fierce debates across the colonies.
Colonial Foundations
1754
Albany Plan of Union proposed by Benjamin Franklin (early unity idea)
At the Albany Congress in 1754, Benjamin Franklin proposed a union plan creating a President General and Grand Council to coordinate defense and diplomacy for seven mainland colonies.
Colonial Foundations
1754
French and Indian War begins (Washington at Fort Necessity)
In July 1754, George Washington surrendered Fort Necessity at Great Meadows after fighting French forces in the Ohio Valley, opening the wider French and Indian War.
Colonial Foundations
1761-1764
Currency Act
On September 1, 1764, Parliament enacted the Currency Act, restricting colonial paper money and limiting the ability of assemblies to make bills of credit legal tender.
Imperial Crisis
1763
Proclamation of 1763 bans colonial settlement west of Appalachians
In October 1763, George III issued the Royal Proclamation of 1763, forbidding colonial settlement west of the Appalachian watershed without Crown approval. The measure followed Britain's victory in the French and Indian War and tried to stabilize the interior after Pontiac's Rebellion.
Imperial Crisis
1763
Treaty of Paris ends French and Indian War
On February 10, 1763, Great Britain, France, and Spain signed the Treaty of Paris, ending the French and Indian War and redrawing the map of North America. Britain emerged with vast new territory and a costly imperial burden to administer.
Imperial Crisis
1764
Sugar Act taxes colonial imports
In April 1764, Parliament passed the Sugar Act to tighten customs enforcement and raise revenue from trade in molasses, sugar, wine, and other imports. The law became one of the first postwar measures to provoke a broad constitutional response in the colonies.
Imperial Crisis
1765
Quartering Act requires colonists to house British troops
In 1765, Parliament passed the Quartering Act, requiring colonial assemblies to provide barracks and supplies for British soldiers stationed in North America. Resistance in New York made the law a major constitutional issue in the postwar empire.
Imperial Crisis
1765
Sons of Liberty formed to resist taxes
Beginning in 1765, protest leaders in Boston, New York, and other port towns formed organizations known as the Sons of Liberty to resist the Stamp Act. Their crowds, pamphlets, and street actions made imperial taxation impossible to ignore.
Imperial Crisis
1765
Stamp Act Congress meets
In October 1765, delegates from nine colonies met in New York City for the Stamp Act Congress to coordinate opposition to Parliament's new internal tax. The Congress produced a Declaration of Rights and Grievances grounded in representation and consent.
Imperial Crisis
1765
Stamp Act imposes direct tax on printed materials
On March 22, 1765, Parliament enacted the Stamp Act, placing a direct tax on newspapers, legal documents, almanacs, licenses, and other printed paper used in the colonies. The measure touched courts, commerce, and the press at the same time.
Imperial Crisis
1766
Stamp Act repealed
On March 18, 1766, Parliament repealed the Stamp Act after colonial resistance, nonimportation, and pressure from British merchants made enforcement impractical. Parliament paired repeal with the Declaratory Act, preserving its claim of supremacy.
Imperial Crisis
1767
Townshend Acts tax imports (glass
In 1767, Parliament approved the Townshend Acts, imposing new import duties on glass, lead, paint, paper, and tea shipped to the colonies. The measures also reorganized customs enforcement, especially in Boston.
Imperial Crisis
1768
British troops occupy Boston
In October 1768, British regulars landed in Boston to support customs officers and enforce the Townshend Acts. Their presence transformed the town into the chief flashpoint of the imperial crisis.
Imperial Crisis
1770
Boston Massacre
On March 5, 1770, British soldiers fired into a crowd on King Street in Boston, killing five colonists after days of tension between townspeople and redcoats. Patriot leaders turned the shootings into a lasting indictment of standing armies in colonial cities.
Imperial Crisis
1770
Townshend Acts partially repealed (tea tax remains)
In April 1770, Parliament repealed most of the Townshend duties but kept the tax on tea in place. The partial repeal eased immediate economic pressure while preserving Parliament's claim to tax the colonies.
Imperial Crisis
1772
Committees of Correspondence form for intercolonial communication
Beginning in 1772, Boston leaders led by Samuel Adams built committees of correspondence to exchange letters, resolutions, and political intelligence with other towns and colonies. The network gave resistance leaders a permanent way to coordinate opposition before a continental government existed.
Imperial Crisis
1772
Gaspee Affair
In June 1772, Rhode Island patriots led by Abraham Whipple and John Brown burned HMS Gaspee after the British customs schooner ran aground near Warwick.
Imperial Crisis
1773
Boston Tea Party
On December 16, 1773, Boston patriots destroyed 342 chests of East India Company tea rather than allow Parliament's tea duty to be enforced in Massachusetts. The action turned harbor protest into an empire-wide political crisis.
Imperial Crisis
1773
Tea Act grants East India Company monopoly
In May 1773, Parliament passed the Tea Act to rescue the East India Company by allowing it to sell tea directly in the colonies while retaining the tea duty. The measure lowered the price of tea but preserved the principle of parliamentary taxation.
Imperial Crisis
1774
First Continental Congress meets in Philadelphia
From September 5 to October 26, 1774, delegates from twelve colonies met at Carpenter's Hall in Philadelphia to coordinate a response to the Coercive Acts. The Congress created the first sustained continental political body of the imperial crisis.
Imperial Crisis
1774
Intolerable (Coercive) Acts punish Massachusetts
In 1774, Parliament enacted the Coercive Acts to punish Boston after the Tea Party by closing the port, altering the Massachusetts charter, and strengthening imperial enforcement. Colonists across British America soon called them the Intolerable Acts.
Imperial Crisis
1774
Suffolk Resolves call for resistance
On September 9, 1774, leaders in Suffolk County, Massachusetts, adopted resolves urging resistance to the Coercive Acts, militia preparation, and obedience to provincial rather than royal authority. Paul Revere carried the document to Philadelphia for continental consideration.
Imperial Crisis
1775
Battle of Bunker Hill
On June 17, 1775, New England militia and British regulars fought a bloody battle on Breed's Hill outside Boston during the Siege of Boston. The British took the ground, but their losses revealed how costly the war in America would become.
Imperial Crisis
1775
Battles of Lexington and Concord
On April 19, 1775, British troops marching to seize provincial stores at Concord fought Massachusetts militia at Lexington Green, Concord's North Bridge, and along the road back to Boston. The running battle marked the opening combat of the American Revolution.
Imperial Crisis
1775
George Washington appointed commander of Continental Army
On June 15, 1775, the Second Continental Congress appointed George Washington commander in chief of the Continental Army gathering around Boston. The choice linked New England's war effort to the wider colonies and placed the army under civilian authority.
Imperial Crisis
1775
Patrick Henry's "Give me liberty or give me death" speech
On March 23, 1775, Patrick Henry urged the Second Virginia Convention at St. John's Church in Richmond to arm the colony for war against Great Britain. The speech became the most famous public call for immediate resistance in revolutionary Virginia.
Imperial Crisis
1775
Second Continental Congress convenes
On May 10, 1775, the Second Continental Congress assembled in Philadelphia after fighting had already begun at Lexington and Concord. The delegates soon assumed the functions of a national government for the war against Britain.
Imperial Crisis
1776
Battle of Long Island
On August 27, 1776, William Howe defeated George Washington on Long Island, but Washington's nighttime evacuation preserved the Continental Army from destruction near Brooklyn.
Revolutionary War
1776
Congress votes for independence
On July 2, 1776, the Second Continental Congress approved Richard Henry Lee's independence resolution, making separation from Great Britain the official American position.
Revolutionary War
1776
Declaration of Independence adopted
On July 4, 1776, the Second Continental Congress approved Thomas Jefferson's Declaration of Independence and ordered the document printed as the public case for separation.
Revolutionary War
1776
Lee Resolution proposes independence
On June 7, 1776, Richard Henry Lee asked the Second Continental Congress to declare the colonies free and independent states, forcing the independence question into formal debate.
Revolutionary War
1776
Thomas Paine's *Common Sense* published
On January 10, 1776, Thomas Paine published Common Sense in Philadelphia, giving the independence movement a powerful popular argument against monarchy and reconciliation.
Revolutionary War
1776
Washington crosses Delaware
On the night of December 25 and 26, 1776, George Washington crossed the Delaware River to launch the Trenton attack that rescued the American cause.
Revolutionary War
1777
Battle of Princeton
On January 3, 1777, George Washington defeated British troops near Princeton after slipping away from Trenton, extending the stunning winter revival of the Continental Army.
Revolutionary War
1777
Battles of Bennington, Brandywine, Germantown
In 1777, John Stark won at Bennington, William Howe defeated George Washington at Brandywine, and Washington struck back at Germantown during the decisive Saratoga-Philadelphia campaign.
Revolutionary War
1777
Battles of Saratoga
In September and October 1777, Horatio Gates and Benedict Arnold stopped John Burgoyne near Saratoga and forced the largest British surrender of the Revolutionary War.
Revolutionary War
1777
British capture Philadelphia
On September 26, 1777, William Howe occupied Philadelphia after Brandywine, forcing the Continental Congress to flee while George Washington kept his army intact.
Revolutionary War
1777-1778
Winter at Valley Forge
From December 1777 to June 1778, George Washington held the Continental Army at Valley Forge, where privation, reform, and von Steuben's drilling reshaped the force.
Revolutionary War
1778
British shift to southern strategy
In late 1778, Lord George Germain redirected British strategy toward Georgia and the Carolinas, expecting Loyalist support to restore royal government in the South.
Revolutionary War
1778
France allies with America (Treaty of Alliance)
On February 6, 1778, Benjamin Franklin and the American commissioners signed treaties with France in Paris, bringing commerce, military alliance, and diplomatic recognition.
Revolutionary War
1778-1782
Diplomatic efforts: Franklin in France, Adams in Netherlands
Between 1777 and 1782, Benjamin Franklin secured a French alliance while John Adams won Dutch recognition and loans that sustained the United States during the war.
Founding Era
1779
Capture of Vincennes
In February 1779, George Rogers Clark captured Fort Sackville at Vincennes and forced Henry Hamilton to surrender, reversing British control in the Wabash Valley.
Revolutionary War
1779
John Paul Jones
On September 23, 1779, John Paul Jones captured HMS Serapis off Flamborough Head, carrying the war into British waters under American colors and French support.
Revolutionary War
1779-1781
Economic issues: Inflation, depreciation of Continental currency
Between 1779 and 1781, Continental currency collapsed against silver as Congress printed paper money without taxation or specie reserves to support Revolutionary finance.
Founding Era
1780
Battle of Camden
On August 16, 1780, Charles Cornwallis shattered Horatio Gates's army near Camden, South Carolina, in one of the most damaging American battlefield defeats of the war.
Revolutionary War
1780
Benedict Arnold's treason exposed
In September 1780, Benedict Arnold's attempt to surrender West Point collapsed after John Andre's capture exposed Arnold's secret arrangements with Henry Clinton.
Revolutionary War
1781
Articles of Confederation ratified
On March 1, 1781, Maryland completed ratification of the Articles of Confederation in Philadelphia, giving the United States its first formal national frame of government.
Revolutionary War
1781
Battle of Cowpens
On January 17, 1781, Daniel Morgan destroyed Banastre Tarleton's force at Cowpens, South Carolina, in a decisive American victory that damaged Britain's southern campaign.
Revolutionary War
1781
Siege of Yorktown
From September 28 to October 19, 1781, George Washington and Rochambeau trapped Cornwallis at Yorktown with French naval support and forced a British surrender.
Revolutionary War
1781
Southern campaigns: Guilford Courthouse
On March 15, 1781, Nathanael Greene fought Charles Cornwallis at Guilford Court House, where heavy British losses turned a tactical victory into a strategic liability.
Revolutionary War
1782
British evacuate Charleston
On December 14, 1782, British forces evacuated Charleston, ending the last major British military occupation in the South before the peace treaty was finalized.
Revolutionary War
1783
Loyalists flee
After the Treaty of Paris in 1783, tens of thousands of Loyalists left the United States for Nova Scotia, New Brunswick, Ontario, and other British territories.
Founding Era
1783
Treaty of Paris ends war
On September 3, 1783, Benjamin Franklin, John Adams, and John Jay signed the Treaty of Paris, securing American independence and boundaries from the Atlantic to the Mississippi.
Revolutionary War
1784
Treaty of Fort Stanwix with Iroquois
On October 22, 1784, United States commissioners signed the Treaty of Fort Stanwix with representatives of the Six Nations and demanded major western land cessions.
Founding Era
1785
Land Ordinance for Northwest Territory
On May 20, 1785, the Confederation Congress passed the Land Ordinance, creating the township survey system for western lands north of the Ohio River.
Founding Era
1786
Annapolis Convention
In September 1786, delegates from five states met at Annapolis, where Alexander Hamilton and James Madison issued a report calling for a broader convention in Philadelphia.
Founding Era
1786
Shays' Rebellion
In 1786 and 1787, Daniel Shays and other Massachusetts regulators closed courts and attacked the Springfield arsenal to resist debt collection and tax enforcement.
Founding Era
1787
Constitutional Convention convenes
From May to September 1787, delegates in Philadelphia abandoned revision of the Articles of Confederation and drafted a new Constitution under George Washington's presidency.
Founding Era
1787
Delaware first to ratify Constitution
On December 7, 1787, delegates at Dover unanimously made Delaware the first state to ratify the Constitution, giving Federalists an early and highly symbolic victory.
Founding Era
1787
Federalist Papers begin publication
On October 27, 1787, the Independent Journal printed the first Federalist essay, beginning Alexander Hamilton, James Madison, and John Jay's newspaper defense of the Constitution.
Founding Era
1787
Great Compromise creates bicameral Congress
On July 16, 1787, the Philadelphia convention adopted the Connecticut Compromise, creating proportional representation in the House and equal state representation in the Senate.
Founding Era
1787
Slave trade compromise
In August 1787, delegates in Philadelphia agreed that Congress could not prohibit the Atlantic slave trade before 1808, preserving South Carolina and Georgia's support for the Constitution.
Founding Era
1787
Three-Fifths Compromise on representation
On July 12, 1787, delegates in Philadelphia adopted the three-fifths formula, counting part of the enslaved population for representation and direct taxation.
Founding Era
1787
United States Constitution signed
On September 17, 1787, thirty-nine delegates signed the Constitution in Philadelphia and sent the proposed frame of government to the states for ratification.
Founding Era
1787
Virginia Plan
On May 29, 1787, Edmund Randolph presented James Madison's Virginia Plan in Philadelphia, proposing a national government with a bicameral legislature and separate executive and judiciary.
Founding Era
1787 to 1788
State ratification debates
The United States Constitution has served as the supreme law of the United States since taking effect in 1789.
Founding Era
1787-1788
Ratification struggles: Anti-Federalist opposition, state conventions
From 1787 to 1788, state conventions heard George Mason, Patrick Henry, Melancton Smith, and Federalist defenders debate whether the Constitution endangered liberty and state sovereignty.
Founding Era
1788
The Constitution is ratified
In the period, The Constitution is ratified changed the political or military situation and shaped what followed in American history.
Founding Era
1788
New Hampshire ratifies (9th state)
On June 21, 1788, the New Hampshire convention voted 57 to 47 for the Constitution after months of adjournment and debate over taxation and amendments.
Founding Era
1788
New York ratifies
On July 26, 1788, the Poughkeepsie convention ratified the Constitution by 30 to 27 after Alexander Hamilton and John Jay battled Melancton Smith and George Clinton's allies.
Founding Era
1788
North Carolina and Rhode Island hold out initially
In 1788 and 1789, North Carolina and Rhode Island stayed outside the Union until Congress moved toward a bill of rights and political pressure mounted.
Founding Era
1788
Virginia ratifies
On June 25, 1788, the Richmond convention ratified the Constitution by 89 to 79 after James Madison and John Marshall overcame Patrick Henry and George Mason.
Founding Era
1789
Bill of Rights proposed by Madison in the First Congress
On June 8, 1789, James Madison introduced constitutional amendments in the First Congress, drawing on state convention proposals and George Mason's Virginia Declaration of Rights.
Founding Era
1789
Early government setup: Judiciary Act
On September 24, 1789, George Washington signed the Judiciary Act, creating the Supreme Court, lower federal courts, and the office of attorney general.
Founding Era
1789
First Congress convenes
In March and April 1789, the First Congress assembled at Federal Hall, counted the electoral votes, and began organizing the new government under the Constitution.
Founding Era
1789
George Washington inaugurated first president
On April 30, 1789, George Washington took the presidential oath at Federal Hall in New York City and publicly inaugurated the executive branch created by the Constitution.
Founding Era
1789-1791
Bill of Rights is ratified
In the period, Bill of Rights is ratified changed the political or military situation and shaped what followed in American history.
Founding Era
1790
Hamilton's Report on Public Credit
On January 9, 1790, Alexander Hamilton submitted his Report on Public Credit to Congress, proposing federal assumption of state debts and funding the national debt at face value.
Founding Era
1801
Judiciary Act of 1801 signed
On February 13, 1801, John Adams signed the Judiciary Act of 1801, expanding the federal bench as Federalists tried to secure the courts before Thomas Jefferson took office.
Early Republic
1803
Louisiana Purchase completed
On April 30, 1803, Robert R. Livingston and James Monroe signed the Louisiana Purchase treaty in Paris, transferring France's vast Mississippi Valley territory to the United States.
Early Republic
1804
Aaron Burr kills Alexander Hamilton in duel
On July 11, 1804, Aaron Burr mortally wounded Alexander Hamilton at Weehawken, and Hamilton's death the next day destroyed Burr's remaining national political standing.
Early Republic
1804
Twelfth Amendment ratified
On June 15, 1804, the states ratified the Twelfth Amendment, requiring presidential electors to cast separate votes for president and vice president after the crisis of 1800.
Early Republic
1823
Monroe Doctrine announced
On December 2, 1823, James Monroe told Congress that the United States would oppose new European colonization or intervention in the Western Hemisphere.
Early Republic
1828
Tariff of 1828 enacted
On May 19, 1828, President John Quincy Adams signed a high protective tariff in Washington that provoked John C. Calhoun and turned customs policy into a sectional constitutional fight.
Antebellum America
1830
Indian Removal Act signed
On May 28, 1830, President Andrew Jackson signed the Indian Removal Act in Washington, authorizing federal treaty negotiations that cleared the way for Native removal west of the Mississippi River.
Antebellum America
1832-1833
Nullification Crisis begins
On November 24, 1832, a South Carolina convention declared the Tariff of 1828 and the Tariff of 1832 void, forcing Andrew Jackson to answer nullification with a federal defense of the Union.
Antebellum America
1848
Treaty of Guadalupe Hidalgo signed
On February 2, 1848, Nicholas Trist and Mexican commissioners signed the Treaty of Guadalupe Hidalgo near Mexico City, ending the Mexican-American War and ceding California and New Mexico.
Antebellum America
1849
Zachary Taylor inaugurated as president
On March 5, 1849, Chief Justice Roger B. Taney swore in Zachary Taylor in Washington, placing a Mexican-American War hero in office as Congress faced the slavery crisis in the Mexican Cession.
Antebellum America
1861
Confederate States of America formed
In February 1861, delegates meeting at Montgomery, Alabama, adopted a provisional constitution, elected Jefferson Davis, and turned secession into an organized Confederate national government.
Civil War and Reconstruction
1863
Emancipation Proclamation issued
On January 1, 1863, President Abraham Lincoln issued the Emancipation Proclamation in Washington, declaring freedom in the rebelling states and authorizing Black military service for the Union.
Civil War and Reconstruction
1868
Andrew Johnson impeached
On February 24, 1868, the House impeached President Andrew Johnson after his clash with Edwin M. Stanton, opening a Senate trial over the Tenure of Office Act and Reconstruction authority.
Civil War and Reconstruction
1870
Fifteenth Amendment ratified
On February 3, 1870, the states completed ratification of the Fifteenth Amendment, barring the United States and the states from denying the vote on racial grounds.
Civil War and Reconstruction
1887
Interstate Commerce Act enacted
On February 4, 1887, Grover Cleveland signed the Interstate Commerce Act, creating the Interstate Commerce Commission and imposing federal rules on railroad rates and rebates.
Gilded Age
1898
Spanish-American War begins
On April 25, 1898, Congress and William McKinley brought the United States into war with Spain after the USS Maine explosion and the fight over Cuba.
Gilded Age
1904
Roosevelt Corollary announced
On December 6, 1904, Theodore Roosevelt used his annual message to Congress to announce a corollary to the Monroe Doctrine that justified U.S. intervention in Latin America.
Progressive Era
1910
Mann-Elkins Act signed
On June 18, 1910, William Howard Taft signed the Mann-Elkins Act, expanding Interstate Commerce Commission authority over railroad rates and bringing telephone and telegraph lines under federal regulation.
Progressive Era
1913
Federal Reserve Act signed
On December 23, 1913, Woodrow Wilson signed the Federal Reserve Act, creating a national reserve system designed to stabilize American banking after the Panic of 1907.
Progressive Era
1921-1922
Washington Naval Conference begins
On November 12, 1921, Warren G. Harding opened the Washington Naval Conference, bringing the major naval powers to Washington to negotiate arms limits and Pacific security.
Interwar America
1924
Immigration Act of 1924 signed
On May 26, 1924, Calvin Coolidge signed the Johnson-Reed Act, imposing national-origins quotas and barring immigration from Asia through a new federal restriction system.
Interwar America
1930
Smoot-Hawley Tariff signed
On June 17, 1930, President Herbert Hoover signed the Tariff Act of 1930, raising duties on imported goods in an effort to protect American farmers and manufacturers.
Great Depression and World War II
1935
Social Security Act signed
On August 14, 1935, President Franklin D. Roosevelt signed the Social Security Act, creating federal old-age insurance and a joint federal-state unemployment insurance system.
Great Depression and World War II
1947
Truman Doctrine announced
On March 12, 1947, Harry S. Truman asked Congress for aid to Greece and Turkey, announcing a containment policy that became the Truman Doctrine.
Cold War America
1956
Federal-Aid Highway Act signed
On June 29, 1956, Dwight D. Eisenhower signed the Federal-Aid Highway Act, launching the Interstate Highway System and tying road construction to Cold War mobility and defense.
Cold War America
1962
Cuban Missile Crisis
In October 1962, John F. Kennedy answered Soviet missile deployments in Cuba with a naval quarantine and forced Nikita Khrushchev into a negotiated withdrawal.
Cold War America
1974
Ford pardons Nixon
On September 8, 1974, Gerald Ford issued Proclamation 4311, granting Richard Nixon a full pardon and ending the possibility of a federal Watergate trial against the former president.
Cold War America
1974
Richard Nixon resigns
On August 9, 1974, Richard Nixon resigned the presidency after the Watergate tapes and House impeachment articles destroyed his remaining support in Congress.
Cold War America
1978
Camp David Accords signed
On September 17, 1978, Jimmy Carter brought Anwar Sadat and Menachem Begin to a signed Middle East peace framework after twelve days of negotiations at Camp David.
Cold War America
1981
Economic Recovery Tax Act signed
On August 13, 1981, Ronald Reagan signed the Economic Recovery Tax Act, launching the Kemp-Roth tax cuts and making supply-side economics the center of his domestic program.
Cold War America
1991
Operation Desert Storm begins
On January 17, 1991, George H. W. Bush launched Operation Desert Storm, beginning the coalition air war authorized by United Nations Security Council Resolution 678 against Iraq.
Cold War America
1993
NAFTA signed into law
On December 8, 1993, Bill Clinton signed the NAFTA Implementation Act, committing the United States to a North American free-trade framework with Mexico and Canada.
Modern America
2003
United States invades Iraq
On March 19-20, 2003, George W. Bush launched the invasion of Iraq, sending U.S. and coalition forces from Kuwait toward Baghdad to topple Saddam Hussein.
Modern America
2010
Affordable Care Act signed
On March 23, 2010, Barack Obama signed the Affordable Care Act after a narrow House vote, expanding coverage through exchanges, Medicaid, and new federal insurance rules.
Modern America
2017
Tax Cuts and Jobs Act signed
On December 22, 2017, Donald Trump signed the Tax Cuts and Jobs Act, cutting corporate rates, revising individual taxes, and rewriting major parts of the Internal Revenue Code.
Modern America
2022
Inflation Reduction Act signed
On August 16, 2022, Joe Biden signed the Inflation Reduction Act, combining clean-energy tax credits, Medicare drug negotiation, corporate minimum taxes, and extended Affordable Care Act subsidies.
Modern America