American Pageant Chapter 27 APUSH Review (APUSH Period 7 American Expansion)

U.S. Imperialism

The policy of extending the United States' power and influence through diplomatic or military means.

1893 Frontier Thesis

Frederick Jackson Turner stated in 1893 that the American frontier was closed, signaling a shift in U.S. expansion.

Alfred Thayer Mahan

Naval officer whose book 'The Influence of Sea Power' emphasized the importance of a strong navy for national greatness.

Yellow Journalism

Sensationalist news reporting that exaggerates or fabricates stories to attract readers.

Teller Amendment

A proviso that stated the U.S. would not annex Cuba but rather support its independence.

Platt Amendment

Legislation that allowed the U.S. to intervene in Cuban affairs and maintain a naval base at Guantanamo Bay.

Anti-Imperialist League

A group opposing U.S. expansion and the annexation of the Philippines, including notable figures like Mark Twain.

Open Door Policy

A U.S. policy promoting equal trading rights for all nations in China, announced by Secretary of State John Hay.

Boxer Rebellion

An anti-foreign uprising in China in 1899, aimed at removing foreign influence; suppressed by an international force.

Roosevelt Corollary

An extension of the Monroe Doctrine asserting U.S. intervention rights in Latin America as a policing force.

Gentlemen's Agreement

A diplomatic agreement between the U.S. and Japan limiting Japanese immigration in exchange for U.S. agreement to end discrimination.

The Great White Fleet

A fleet of U.S. battleships sent around the world to demonstrate American naval power under President Roosevelt.

Spanish-American War

A conflict in 1898 between the U.S. and Spain, resulting in U.S. control of territories like Puerto Rico and the Philippines.

Emilio Aguinaldo

Leader of the Filipino independence movement who fought alongside the U.S. during the Spanish-American War.

Treaty of Paris (1898)

The treaty that ended the Spanish-American War, ceding Puerto Rico, Guam, and the Philippines to the U.S.

Cuban Sovereignty

The principle that Cuba should govern itself without U.S. intervention, initially supported by the Teller Amendment.