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Laws & Acts

Acts of Congress and federal statutes that shaped American economic, civil, and political life across two and a half centuries.

Alien and Sedition Acts
The 1798 laws that tested the limits of free speech and nearly tore the young republic apart
Chinese Exclusion Act
The First Federal Law to Bar Immigration by Race, 1882
Civil Rights Act of 1875
Reconstruction's promise of equal public life — struck down 89 years before it could be replaced
Civil Rights Act of 1964
The landmark law that banned discrimination and made legal segregation a federal crime
Civil Rights Act of 1968
The Fair Housing Act — Passed One Week After King's Assassination
Dawes Act
The 1887 Law That Dismantled Native American Tribal Land
Eighteenth Amendment
The Constitutional Ban on Alcohol That Created Prohibition, 1919–1933
Eleventh Amendment
State sovereign immunity from federal lawsuits
Emancipation Proclamation
Lincoln's 1863 executive order that transformed the Civil War into a war for human freedom
Equal Rights Amendment
The Proposed Constitutional Amendment for Gender Equality, 1923–Present
Espionage Act of 1917
The Wartime Law That Criminalized Dissent — and Never Went Away
Fifteenth Amendment
The 1870 amendment that prohibited denying the vote on the basis of race
Fourteenth Amendment
The 1868 amendment that defined citizenship and guaranteed equal protection under the law
Gulf of Tonkin Resolution
The 1964 Congressional Authorization That Escalated the Vietnam War
Homestead Act
The 1862 law that gave 160 acres to settlers and reshaped the American interior
Immigration Act of 1924
The Johnson-Reed Act That Closed America's Door by Race and Nation
Indian Removal Act
The 1830 law that authorized the forced relocation of Indigenous peoples east of the Mississippi
Interstate Commerce Act
The 1887 Law That First Subjected American Business to Federal Regulation
Kansas-Nebraska Act
The 1854 law that reopened the slavery debate and shattered American politics
Marshall Plan
The American Program That Rebuilt Western Europe After World War II
Medicare and Medicaid Act
The 1965 Law That Created Health Coverage for the Elderly and the Poor
Missouri Compromise
The 1820 deal that delayed the Civil War by 40 years — and guaranteed it would be worse
Monroe Doctrine
The 1823 declaration that the Western Hemisphere was closed to further European colonization
Morrill Act
The 1862 land-grant law that democratized higher education and created America's state universities
National Security Act of 1947
The law that created the CIA, NSC, and Joint Chiefs — and built the permanent architecture of the Cold War
Neutrality Acts of the 1930s
The Congressional Attempt to Legislate America Out of Another World War
Nineteenth Amendment
The Constitutional Amendment That Gave Women the Right to Vote, 1920
North Atlantic Treaty
The 1949 alliance document that reversed 150 years of American foreign policy
Pendleton Civil Service Act
The 1883 Reform That Ended the Spoils System in Federal Hiring
Pentagon Papers
The leaked Defense Department history that revealed the government had systematically lied about Vietnam
Seventeenth Amendment
The Amendment That Created Direct Election of U.S. Senators, 1913
Sherman Antitrust Act
The 1890 law that gave the federal government its first tool against monopoly power
Sixteenth Amendment
The Amendment That Created the Federal Income Tax, 1913
Social Security Act
The 1935 law that created the American social safety net
The Child Labor Amendment
The failed amendment to let Congress regulate child labor
The Congressional Apportionment Amendment
The original "First Amendment" that was never ratified
The Corwin Amendment
The failed amendment that would have protected slavery forever
The D.C. Voting Rights Amendment
The failed amendment to give Washington full representation in Congress
The Fair Labor Standards Act
The 1938 law that set the minimum wage, the 40-hour week, and ended child labor
The Fugitive Slave Act of 1850
The law that forced the North to enforce slavery — and radicalized it
The Immigration and Nationality Act of 1965
The Hart-Celler Act that abolished the national-origins quotas and remade America
The Indian Citizenship Act
The 1924 law that made Native Americans citizens of a country built on their land
The Lend-Lease Act
The law that made America the Arsenal of Democracy before it entered World War II
The Titles of Nobility Amendment
The "phantom" amendment that would strip citizenship for foreign titles
The USA PATRIOT Act
The 2001 law that expanded surveillance after September 11
The Wagner Act
The 1935 law that gave American workers the right to organize
Thirteenth Amendment
The 1865 constitutional amendment that abolished slavery in the United States
Title IX
The 1972 law that transformed women's sports and education
Twelfth Amendment
The overhaul of how the Electoral College elects a president
Twentieth Amendment
The "Lame Duck" Amendment moving up Inauguration Day
Twenty-fifth Amendment
Presidential succession and disability
Twenty-First Amendment
The Repeal of Prohibition — The Only Amendment to Undo Another, 1933
Twenty-fourth Amendment
The abolition of the poll tax in federal elections
Twenty-second Amendment
The two-term limit on the presidency
Twenty-seventh Amendment
The 203-year journey of the congressional pay amendment
Twenty-sixth Amendment
Lowering the voting age to eighteen
Twenty-third Amendment
Presidential electors for the District of Columbia
Voting Rights Act of 1965
The law that finally enforced the 15th Amendment — nearly a century after its ratification
War Powers Resolution
Congress's 1973 attempt to reclaim the power to declare war from the executive branch