Imperialism and WWI: Key Concepts and Events (1890-1920)

Yellow Journalism

Sensationalized news to influence public opinion.

Alfred T. Mahan

Naval officer advocating strong navy for global influence.

Hawaii Annexation

U.S. annexed Hawaii in 1898 after Queen's abdication.

Mark Twain

Author who coined 'Gilded Age' and opposed imperialism.

Teller Amendment

U.S. recognized Cuban independence post-Spanish-American War.

Panama Canal

Connected U.S. holdings; built after Panama's independence.

Platt Amendment

Cuban government accepted U.S. military and economic conditions.

Foraker Act

Established civil government in Puerto Rico under U.S. control.

Philippine Insurrection

Aguinaldo led resistance against U.S. occupation post-war.

Woodrow Wilson's 14 Points

Proposed peace without victory and self-determination for nations.

League of Nations

International organization for peace; U.S. never joined.

Great Migration

African Americans moved North for jobs during WWI.

Creel Committee

Swayed public opinion on U.S. involvement in WWI.

Schenck v. US

Supreme Court case limiting free speech during wartime.

Harlem Hellfighters

Celebrated African American unit in WWI, recognized by France.

Herbert Hoover

Led U.S. Food Administration during WWI food shortages.

Causes of WWI

Militarism, Alliances, Imperialism, Nationalism, Archduke's assassination.

Big Stick Diplomacy

Roosevelt's policy threatening military action in Latin America.

Dollar Diplomacy

Taft's policy promoting U.S. business investments abroad.

Moral Diplomacy

Wilson's policy respecting nations' rights and promoting democracy.

Roosevelt Corollary

U.S. military action in Latin America for debt issues.

Zimmerman Telegram

German proposal to Mexico for war against U.S.

Trench Warfare

Combat with high casualties and minimal territorial gains.

Unrestricted Submarine Warfare

Germany's attacks on neutral ships, leading to U.S. war.

Doughboys

Nickname for American soldiers during WWI.

John J. Pershing

Led American forces in WWI and Spanish-American War.

Alvin C. York

Heroic soldier captured 132 Germans in WWI.