This is when a stronger country extends its political, military, or economic control over weaker territories.
Imperialism
Sensationalized or exaggerated news stories used to attract readers and influence public opinion.
Yellow Journalism
The 1898 conflict between the United States and Spain that lasted only a few months.
Spanish-American War
The policy of using military strength to influence other countries, associated with Theodore Roosevelt.
Big Stick Diplomacy
This Pacific island nation was annexed by the United States in 1898.
Hawaii
This term refers to a country's desire to grow by gaining new land, markets, and resources.
Expansionism
Extreme patriotism or aggressive support for war.
Jingoism
This famous volunteer cavalry unit was led by Theodore Roosevelt during the war.
The Rough Riders
This policy promoted U.S. investment in Latin America to increase influence and stability.
Dollar Diplomacy
This Hawaiian queen was overthrown by American business leaders.
Queen Lili'uokalani
This 1800s belief argued that the United States was destined to expand across North America.
Manifest Destiny
This naval strategist argued that strong navies and overseas bases were necessary for national power.
Alfred Thayer Mahan
This explosion of a U.S. battleship in Havana Harbor helped spark American support for war.
USS Maine
The belief that the U.S. had the right to intervene in Latin American countries to maintain order.
Roosevelt Corollary
This canal, completed in 1914, allowed ships to travel between the Atlantic and Pacific Oceans more quickly.
Panama Canal
A region where a powerful country has special economic privileges but does not fully control the government.
Sphere of Influence
This 1823 policy warned European nations not to interfere in the Western Hemisphere.
Monroe Doctrine
This agreement ended the Spanish-American War and transferred Puerto Rico, Guam, and the Philippines to the United States.
Treaty of Paris (1898)
This policy aimed to ensure that all countries had equal trading access to China.
Open Door Policy
This violent uprising in China targeted foreign influence and missionaries.
Boxer Rebellion
When a powerful country officially adds territory and makes it part of its nation.
Annexation
This reform group opposed U.S. imperialism and included members like Mark Twain and Andrew Carnegie.
Anti-Imperialist League
This Filipino revolutionary leader initially fought Spain but later fought the United States for independence.
Emilio Aguinaldo
This treaty allowed the United States to build and control a canal across Panama.
Hay-Bunau-Varilla Treaty
These Supreme Court decisions ruled that people in U.S. territories did not automatically receive all constitutional rights.
Insular Cases