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Time Zones
115 of 115 events
Caused
Inspired
Enabled
Led to
1776
Founding1776–1800
1776
Political
3Declaration of Independence
1787
Political
3U.S. Constitution Ratified
1787
Political
Northwest Ordinance
1789
Political
2Washington's Inauguration
1790
Innovation
First Patent Act
1791
Political
3Bill of Rights
1791
Economic
First Bank of the United States
1793
Innovation
2Cotton Gin Invented
1794
Political
Whiskey Rebellion
1800
Political
Capital Moves to Washington, D.C.
1800
Expansion1800–1865
1803
Political
2Marbury v. Madison
1803
Political
2Louisiana Purchase
1804
Innovation
2Lewis & Clark Expedition
1807
Innovation
1Fulton's Steamboat
1812
Political
War of 1812
1819
Political
McCulloch v. Maryland
1820
Political
2Missouri Compromise
1825
Economic
2Erie Canal Opens
1830
Social
2Indian Removal Act & Trail of Tears
1844
Innovation
1First Telegraph Message
1848
Social
2Seneca Falls Convention
1848
Economic
3California Gold Rush
1850
Political
Compromise of 1850
1850
Social
2Underground Railroad Peak
1861
Political
5Civil War Begins
1862
Economic
Homestead Act
1863
Political
3Emancipation Proclamation
1863
Political
Battle of Gettysburg
1865
Political
313th Amendment Abolishes Slavery
1865
Reconstruction1865–1900
1868
Political
414th Amendment: Equal Protection
1869
Economic
6Transcontinental Railroad
1870
Political
215th Amendment: Right to Vote
1873
Innovation
Blue Jeans Patented
1876
Innovation
2Telephone Invented
1876
Social
Centennial Exposition
1879
Innovation
3Edison's Practical Lightbulb
1882
Innovation
1First Electric Power Station
1882
Economic
4Standard Oil Trust
1886
Social
Statue of Liberty Dedicated
1888
Innovation
Kodak Camera
1890
Economic
Sherman Antitrust Act
1890
Social
Wounded Knee Massacre
1892
Social
2Ellis Island Opens
1893
Innovation
World's Columbian Exposition
1896
Political
Plessy v. Ferguson
1900
Industrial1900–1945
1903
Innovation
4First Powered Flight
1903
Economic
Harley-Davidson Founded
1906
Social
Pure Food and Drug Act
1908
Economic
4Ford Model T
1911
Social
1Triangle Shirtwaist Factory Fire
1913
Economic
1Federal Reserve Created
1917
Political
1America Enters World War I
1920
Political
219th Amendment: Women's Suffrage
1920
Social
Prohibition Begins
1920
Innovation
2Commercial Radio Broadcasting
1920
Social
2Harlem Renaissance
1927
Innovation
1Lindbergh Crosses the Atlantic
1928
Innovation
Penicillin Discovery
1929
Economic
3Stock Market Crash
1933
Economic
5New Deal
1935
Economic
2Social Security Act
1935
Innovation
3Hoover Dam Completed
1941
Political
3Pearl Harbor & WWII Entry
1942
Innovation
3Manhattan Project
1944
Political
2D-Day: Invasion of Normandy
1944
Economic
2GI Bill Signed
1945
Modern1945–1990
1947
Innovation
4Transistor Invented
1947
Social
1Jackie Robinson Breaks Color Barrier
1948
Economic
1Marshall Plan
1950
Political
1Korean War
1954
Social
4Brown v. Board of Education
1955
Social
2Montgomery Bus Boycott
1956
Economic
2Interstate Highway System
1958
Innovation
6NASA Established
1963
Social
3March on Washington
1964
Political
4Civil Rights Act
1965
Political
2Voting Rights Act
1965
Social
2Medicare & Medicaid
1969
Innovation
2Moon Landing
1969
Innovation
2ARPANET: Birth of the Internet
1969
Social
1Stonewall Riots
1970
Social
Environmental Protection Agency
1972
Social
1Title IX
1974
Political
1Watergate: Nixon Resigns
1975
Innovation
2Microsoft Founded
1976
Innovation
2Apple Computer Founded
1976
Social
1Bicentennial Celebration
1981
Innovation
2Space Shuttle Columbia
1983
Innovation
1GPS Made Available to Civilians
1986
Innovation
Space Shuttle Challenger Disaster
1989
Political
2Fall of the Berlin Wall
1990
Digital1990–2026
1990
Innovation
5World Wide Web
1991
Political
1Gulf War
1994
Economic
1NAFTA
1995
Economic
2Amazon.com Launches
1996
Social
Welfare Reform Act
1998
Innovation
4Google Founded
2000
Innovation
2Human Genome Project
2001
Social
3September 11 Attacks
2003
Political
1Iraq War Begins
2004
Innovation
3Facebook Launches
2007
Innovation
4iPhone Revolution
2008
Economic
2Global Financial Crisis
2008
Political
1First African American President
2010
Economic
Tesla Goes Public
2010
Social
2Affordable Care Act
2011
Political
1Osama bin Laden Killed
2012
Innovation
2SpaceX Reaches Space Station
2015
Social
2Marriage Equality
2016
Innovation
Gravitational Waves Detected
2020
Social
1COVID-19 Pandemic
2021
Innovation
2mRNA Vaccine Rollout
2022
Innovation
1James Webb Space Telescope
2023
Innovation
3AI Revolution
2026
Social
2America Turns 250
“The story of America is the story of ordinary people doing extraordinary things.”
July 4, 2026 · America's 250th Birthday