Key Events & Concepts
Abrams v. United States (1919): Supreme Court case upholding the Sedition Act, limiting free speech during wartime.
Agricultural Adjustment Act (AAA) (1933): New Deal law reducing agricultural overproduction to raise crop prices.
Allies (WWI): Coalition including Britain, France, Russia, Italy, and the U.S. against the Central Powers.
America First Committee: Isolationist group opposing U.S. involvement in WWII.
American Civil Liberties Union (ACLU): Organization defending individual rights and constitutional freedoms.
American Expeditionary Forces (AEF): U.S. troops led by General Pershing in WWI.
American Plan: Business policy opposing unions, promoting "open shop" workplaces.
American Protective League: WWI-era organization spying on suspected anti-war activities.
Anti-Imperialist League: Group opposing U.S. annexation of the Philippines after the Spanish-American War.
Appeasement: Policy of conceding to aggressive nations to avoid conflict, notably towards Nazi Germany.
Atlantic Charter (1941): Agreement between FDR and Churchill outlining post-WWII goals.
Attack on Pearl Harbor (1941): Japanese attack leading to U.S. entry into WWII.
Battle of the Bulge (1944-45): Germany’s last major offensive in WWII, fought in Belgium.
Battle of Iwo Jima (1945): Key Pacific battle where U.S. forces captured the island from Japan.
Battle of Midway Island (1942): Turning point in the Pacific, where the U.S. defeated Japan’s navy.
Battle of Okinawa (1945): One of WWII’s bloodiest battles, leading to heavy casualties before Japan’s surrender.
“Big Stick” Diplomacy: Theodore Roosevelt’s foreign policy emphasizing military strength.
Black Tuesday (1929): Stock market crash marking the start of the Great Depression.
Bombings of Hiroshima and Nagasaki (1945): U.S. atomic bombings that led to Japan’s surrender in WWII.
Bonus Army (1932): WWI veterans protesting for early bonus payments during the Great Depression.
“Bully Pulpit”: Theodore Roosevelt’s idea of using the presidency to influence public opinion.
Bureau of Investigation: Early FBI, focused on federal law enforcement.
Central Powers (WWI): Germany, Austria-Hungary, Ottoman Empire, and Bulgaria.
Civil Works Administration (CWA) (1933): New Deal program providing temporary jobs during the Great Depression.
Civilian Conservation Corps (CCC) (1933): New Deal program employing young men in environmental projects.
Clayton Antitrust Act (1914): Strengthened antitrust laws to prevent monopolies.
Committee on Public Information (CPI): WWI propaganda agency promoting U.S. war efforts.
Communism: Political ideology advocating collective ownership and classless society.
Congress of Racial Equality (CORE): Civil rights organization advocating nonviolent protest.
Conservationism: Movement to preserve natural resources and protect the environment.
Court-packing plan (1937): FDR’s failed attempt to expand the Supreme Court.
D-Day (1944): Allied invasion of Normandy, marking a turning point in WWII.
Department of Commerce and Labor (1903): Established to regulate labor and business practices.
Dollar Diplomacy: U.S. policy promoting economic investment abroad to influence foreign affairs.
Double V Campaign: WWII movement advocating for victory abroad and racial equality at home.
Dust Bowl (1930s): Severe drought and dust storms devastating U.S. agriculture.
Eighteenth Amendment (1919): Prohibited alcohol (Prohibition).
Elkins Act (1903): Strengthened regulation of railroads to prevent unfair pricing.
Emergency Banking Act (1933): Stabilized banks during the Great Depression.
Espionage Act (1917): Criminalized interference with the U.S. war effort in WWI.
Eugenics: Pseudoscience promoting selective breeding to "improve" society.
Executive Order 9066 (1942): Authorized internment of Japanese Americans during WWII.
Fair Labor Standards Act (1938): Established minimum wage, overtime pay, and child labor restrictions.
Federal Deposit Insurance Corporation (FDIC) (1933): Insures bank deposits to prevent failures.
Feminist: Advocate for women's rights and gender equality.
Food Administration: WWI agency managing food production and conservation.
Fourteen Points (1918): Wilson’s post-WWI peace proposal, including the League of Nations.
Fuel Administration: WWI agency regulating coal and oil consumption.
Glass-Steagall Act (1933): Separated commercial and investment banking.
Great Depression (1929-1940s): Economic collapse leading to mass unemployment.
Great Migration: Movement of African Americans from the South to Northern cities.
Harlem Renaissance: Cultural and artistic movement celebrating Black identity.
Hawley-Smoot Act (1930): Tariff worsening the Great Depression.
Hay-Pauncefote Treaty (1901): Gave the U.S. rights to build the Panama Canal.
Hetch Hetchy Valley: Controversial site dammed for San Francisco’s water supply.
Holocaust: Nazi genocide of six million Jews and other groups during WWII.
Hull House: Settlement house founded by Jane Addams to help immigrants.
Indian Citizenship Act (1924): Granted U.S. citizenship to Native Americans.
Indian Reorganization Act (IRA) (1934): Reversed assimilation policies, promoting tribal self-governance.
Influenza pandemic (1918): Global flu outbreak killing millions.
“Internment”: Forced relocation of Japanese Americans during WWII.
Island-hopping: U.S. military strategy in the Pacific during WWII.
Isolationism: U.S. policy of avoiding foreign entanglements.
Jingoists: Extreme nationalists favoring aggressive foreign policy.
The Jungle (1906): Upton Sinclair’s novel exposing the meatpacking industry.
Keating-Owen Act (1916): First federal law regulating child labor.
Kellogg-Briand Pact (1928): Treaty outlawing war (ineffective).
League of Nations: Post-WWI international peace organization (U.S. never joined).
Lend-Lease Act (1941): Supplied Allied nations before U.S. entered WWII.
Lost Generation: Disillusioned writers after WWI.
Lusitania (1915): British ship sunk by Germany, killing Americans, pushing U.S. toward WWI.
Manhattan Project: Secret U.S. project developing the atomic bomb.
Mann Act (1910): Law prohibiting transportation of women for "immoral" purposes.
Meat Inspection Act (1906): Required federal inspection of meatpacking plants.
Mexican Revolution (1910-1920): Conflict leading to social and political reforms in Mexico.
Military-industrial complex: Eisenhower’s warning about the defense industry’s influence on policy.
Muckrakers: Investigative journalists exposing corruption and abuses.
Muller v. Oregon (1908): Supreme Court case upholding limits on women’s work hours.
Munich Accord (1938): Agreement allowing Nazi Germany to annex Czechoslovakia’s Sudetenland in an act of appeasement.
National American Woman Suffrage Association (NAWSA): Organization advocating for women’s voting rights, led by Susan B. Anthony and Carrie Chapman Catt.
National Association for the Advancement of Colored People (NAACP) (1909): Civil rights organization fighting racial discrimination and segregation.
National Association of Colored Women (NACW): Group promoting African American women’s rights and social welfare.
National Industrial Recovery Act (NIRA) (1933): New Deal law promoting business recovery and labor rights; declared unconstitutional.
National Labor Relations Act (1935): Guaranteed workers' rights to unionize and bargain collectively.
National Labor Relations Board (NLRB): Agency enforcing labor rights and union protections.
National Origins Act (1924): Restricted immigration, favoring Northern and Western Europeans.
National Recovery Administration (NRA): New Deal agency regulating business practices; declared unconstitutional.
National War Labor Board (NWLB): Mediated labor disputes during WWI and WWII.
National Woman’s Party: Radical women’s suffrage group led by Alice Paul, advocating for the Equal Rights Amendment.
Nazism: Ideology of Hitler’s Germany emphasizing totalitarianism, racism, and nationalism.
Neutrality Acts (1935-1939): Laws aimed at keeping the U.S. out of foreign wars.
New Deal: FDR’s programs to combat the Great Depression.
New Freedom: Woodrow Wilson’s policy promoting business competition and anti-monopoly measures.
New Nationalism: Theodore Roosevelt’s progressive political philosophy advocating federal regulation of industry.
New Negro: Harlem Renaissance concept emphasizing Black pride and activism.
New Woman: Term for modern, independent women challenging traditional roles in the early 20th century.
Nineteenth Amendment (1920): Granted women the right to vote.
Nye Committee (1934-1936): Investigated U.S. involvement in WWI, fueling isolationism.
Office of War Information: WWII agency coordinating propaganda efforts.
Old-Age Revolving Pensions Corporation: Proposed pension system influencing Social Security.
Open Door Policy (1899): U.S. policy ensuring equal trade access in China.
Palmer Raids (1919-1920): Crackdown on suspected communists and anarchists during the Red Scare.
Payne-Aldrich Tariff (1909): Controversial tariff law angering progressives.
Platt Amendment (1901): Gave the U.S. control over Cuban foreign policy.
Pragmatism: Philosophy emphasizing practical consequences in decision-making.
Progressive Party: Political party supporting reforms and led by Theodore Roosevelt in 1912.
Progressivism: Early 20th-century movement advocating government action for social justice and economic reform.
Public Works Administration (PWA): New Deal program funding infrastructure projects.
Pure Food and Drug Act (1906): Required labeling and regulation of food and medicine.
Reconstruction Finance Corporation (RFC): Hoover’s agency lending money to struggling businesses during the Great Depression.
Red Scare (1919-1920): Fear of communism leading to government crackdowns on radicals.
Roosevelt Corollary (1904): Addition to the Monroe Doctrine asserting U.S. intervention in Latin America.
“Rough Riders”: Theodore Roosevelt’s volunteer cavalry unit in the Spanish-American War.
Russian Revolution (1917): Overthrow of the Russian monarchy, leading to the Soviet Union.
Sacco and Vanzetti Case: Trial of two Italian anarchists, highlighting anti-immigrant bias.
Schenck v. United States (1919): Supreme Court ruling limiting free speech during wartime (“clear and present danger”).
Scottsboro Nine: Nine Black teenagers falsely accused of rape in the 1930s.
Second front: Western Allies’ delayed invasion of Nazi-occupied Europe in WWII.
Securities and Exchange Commission (SEC) (1934): Regulates the stock market.
Sedition Act (1918): Law limiting speech critical of the government during WWI.
Segregation: Racial separation upheld by Jim Crow laws.
Selective Service Act (1917): Established the WWI military draft.
Selective Training and Service Act of 1940: First U.S. peacetime draft.
Share Our Wealth society: Huey Long’s plan for wealth redistribution during the Great Depression.
Shepherd-Towner Act (1921): Provided federal funding for maternal and child health care.
Sit-down strike: Union tactic where workers occupy factories to protest conditions.
Sixteenth Amendment (1913): Allowed federal income tax.
Social Security Act (1935): Established pensions and welfare programs.
Spanish-American War (1898): U.S. war against Spain, leading to control of the Philippines, Puerto Rico, and Guam.
“Square Deal”: Theodore Roosevelt’s domestic policy focusing on fairness in business and labor.
Suffragists: Advocates for women’s right to vote.
Teapot Dome Scandal (1920s): Corruption scandal involving federal oil reserves.
Teller Amendment (1898): Promised Cuba independence after the Spanish-American War.
Tennessee Valley Authority (TVA) (1933): New Deal program bringing electricity and development to the rural South.
Third Reich: Nazi Germany (1933-1945).
Treaty of Versailles (1919): Ended WWI, imposing harsh penalties on Germany.
Triangle Shirtwaist factory fire (1911): Industrial disaster leading to labor reforms.
Tripartite Pact (1940): Alliance between Germany, Italy, and Japan in WWII.
Tuskegee Airmen: African American WWII fighter pilots.
Twenty-first Amendment (1933): Repealed Prohibition.
Tydings-McDuffie Act (1934): Promised Philippine independence.
Underwood Act (1913): Reduced tariffs and introduced an income tax.
Universal Negro Improvement Association (UNIA): Marcus Garvey’s movement promoting Black pride and self-reliance.
War Industries Board (WIB): WWI agency regulating industry for the war effort.
War Powers Act (1942): Expanded presidential powers during WWII.
War Production Board: WWII agency managing war materials and manufacturing.
Women Accepted for Voluntary Emergency Service (WAVES): WWII women’s naval service.
Women’s Army Corps (WACs): Women’s military branch during WWII.
Woman’s Christian Temperance Union (WCTU): Group advocating for Prohibition.
Workmen’s Compensation Act: Law providing benefits to injured workers.
Works Progress Administration (WPA) (1935): Major New Deal job program.
World War I (Great War) (1914-1918): Global conflict involving the Allies and Central Powers.
Yalta Agreement (1945): WWII conference determining postwar Europe’s division.
Yellow Journalism: Sensationalist reporting to influence public opinion.
Zimmerman Telegram (1917): German proposal for a Mexico-Germany alliance, pushing the U.S. into WWI.
Zoot Suit Riots (1943): Clashes between Mexican American youth and U.S. servicemen.
Jane Addams: Social reformer, founded Hull House and worked for women’s suffrage.
Emilio Aguinaldo: Leader of the Filipino independence movement against Spain and later the U.S.
Susan B. Anthony: Women’s suffrage activist and co-founder of the National Woman Suffrage Association.
Louis Armstrong: Influential jazz musician and trumpeter during the Harlem Renaissance.
William Jennings Bryan: Three-time presidential candidate, advocate of free silver, and prosecutor in the Scopes Trial.
Carrie Chapman Catt: Women’s suffrage leader, helped secure the passage of the Nineteenth Amendment.
Winston Churchill: British Prime Minister during WWII, famous for his leadership and oratory skills.
Calvin Coolidge: U.S. president (1923-1929), known for his pro-business policies and limited government approach.
Charles E. Coughlin: Catholic priest and radio broadcaster who criticized FDR and promoted populist, anti-Semitic views.
George Creel: Head of the Committee on Public Information (CPI) during WWI, managing propaganda efforts.
Clarence Darrow: Defense attorney in the Scopes Trial, argued for the teaching of evolution.
Eugene V. Debs: Socialist leader, five-time presidential candidate, jailed for anti-war speeches during WWI.
W.E.B. DuBois: Civil rights activist, co-founder of the NAACP, and advocate for immediate racial equality.
Dwight D. Eisenhower: Supreme Allied Commander in WWII, later U.S. president (1953-1961).
Edward “Duke” Ellington: Jazz composer and bandleader, key figure in the Harlem Renaissance.
Henry Ford: Industrialist, revolutionized automobile production with assembly lines, founder of Ford Motor Company.
Marcus Garvey: Black nationalist leader, founded the Universal Negro Improvement Association (UNIA), promoted Pan-Africanism.
Charlotte Perkins Gilman: Feminist writer, author of The Yellow Wallpaper, advocate for women’s economic independence.
Emma Goldman: Anarchist and feminist, opposed U.S. involvement in WWI.
Warren G. Harding: U.S. president (1921-1923), known for scandals such as Teapot Dome.
William Randolph Hearst: Newspaper tycoon, used yellow journalism to influence public opinion, especially during the Spanish-American War.
Oliver Wendell Holmes: Supreme Court justice, known for upholding free speech restrictions in Schenck v. United States.
Herbert Hoover: U.S. president (1929-1933), widely blamed for the Great Depression.
J. Edgar Hoover: Longtime FBI director, known for aggressive anti-communist investigations.
Harry Hopkins: Key New Deal advisor to FDR, helped create the WPA.
Julia Ward Howe: Abolitionist and poet, wrote The Battle Hymn of the Republic.
Langston Hughes: Harlem Renaissance poet and writer, celebrated African American culture.
Zora Neale Hurston: Author of Their Eyes Were Watching God, key figure in the Harlem Renaissance.
Robert M. La Follette: Progressive politician, advocate for government regulation and labor rights.
Curtis LeMay: U.S. general, led bombing campaigns during WWII.
John L. Lewis: Labor leader, led the United Mine Workers and advocated for worker rights.
Queen Liliuokalani: Last monarch of Hawaii, overthrown by American businessmen.
Henry Cabot Lodge: Senator who opposed U.S. entry into the League of Nations.
Huey Long: Louisiana politician, proposed the “Share Our Wealth” program, assassinated in 1935.
Douglas MacArthur: U.S. general, led Pacific forces in WWII and oversaw Japan’s occupation.
Alfred Thayer Mahan: Naval strategist, wrote The Influence of Sea Power upon History, influencing U.S. imperialism.
Jose Marti: Cuban revolutionary and poet, fought for Cuban independence from Spain.
William McKinley: U.S. president (1897-1901), led the U.S. in the Spanish-American War, assassinated in 1901.
Andrew Mellon: Secretary of the Treasury, promoted tax cuts for the wealthy and laissez-faire policies.
John Muir: Environmentalist and founder of the Sierra Club, advocated for national parks.
Chester Nimitz: U.S. admiral, led naval forces in the Pacific during WWII.
J. Robert Oppenheimer: Scientist leading the Manhattan Project, known as the “father of the atomic bomb.”
A. Mitchell Palmer: Attorney General, led the Palmer Raids against suspected radicals.
George S. Patton: U.S. general, played a key role in WWII’s European campaign.
Alice Paul: Suffragist, led the National Woman’s Party, pushed for the Equal Rights Amendment.
Frances Perkins: First female U.S. Cabinet member, Secretary of Labor, architect of Social Security.
Gifford Pinchot: Conservationist, helped establish national forests, first Chief of the U.S. Forest Service.
Joseph Pulitzer: Newspaper publisher, known for yellow journalism and the Pulitzer Prizes.
A. Philip Randolph: Civil rights leader, organized the first Black labor union and the 1941 March on Washington movement.
Eleanor Roosevelt: First Lady, advocate for human rights, played a key role in the United Nations.
Franklin Delano Roosevelt (FDR): U.S. president (1933-1945), led the nation through the Great Depression and WWII.
Theodore Roosevelt: U.S. president (1901-1909), promoted progressive reforms and imperialist policies.
Nicola Sacco: Italian anarchist executed for robbery and murder in a controversial case.
Margaret Sanger: Birth control activist, founded Planned Parenthood.
Upton Sinclair: Muckraking journalist, wrote The Jungle, leading to food safety reforms.
Elizabeth Cady Stanton: Early women’s rights activist, co-organized the Seneca Falls Convention.
Lincoln Steffens: Muckraking journalist, exposed corruption in city governments.
Lucy Stone: Women’s rights activist, early advocate for suffrage and abolition.
Josiah Strong: Protestant minister, supported imperialism and the idea of Anglo-Saxon superiority.
William Howard Taft: U.S. president (1909-1913), later Chief Justice of the Supreme Court.
Ida Tarbell: Muckraker, wrote The History of the Standard Oil Company, exposing monopolies.
Francis Townsend: Proposed an old-age pension plan, influencing Social Security.
Harry S. Truman: U.S. president (1945-1953), ordered the atomic bombings and led the U.S. into the Cold War.
Bartolomeo Vanzetti: Italian anarchist executed alongside Sacco in a controversial trial.
Francisco “Pancho” Villa: Mexican revolutionary leader, fought against U.S. forces in 1916.
Booker T. Washington: African American leader, promoted vocational education and economic self-reliance.
Ida B. Wells: Journalist and activist, led an anti-lynching campaign.
Frances Willard: Leader of the Woman’s Christian Temperance Union (WCTU), advocated for Prohibition.