Imperialism

Imperialism

Expanding a nation’s influence through colonization or control.

Reasons for Colonization

Economic resources, political power, strategic advantage, cultural motives.

Positive effects of Imperialism

Modernization.

Negative effects of Imperialism

Exploitation, cultural destruction.

Louisiana Purchase (1803)

Doubled U.S. size and secured trade routes.

Acquisition of Florida (1819)

Bought from Spain to secure southern borders.

Mexican War (1846-1848)

Gained Texas, California, and the Southwest U.S.

Commodore Perry in Japan (1853-1854)

Ended Japan’s isolation and opened trade.

Purchase of Alaska (1867)

Bought from Russia, rich in resources.

Annexation of Hawaii (1898)

Provided a key naval base and strengthened U.S. economy.

Spanish-American War (1898)

Established the U.S. as a world power.

Yellow Journalism

Sensationalized news that pushed the U.S. toward war.

Open Door Policy

Ensured equal trade access in China.

Monroe Doctrine (1823)

Warned Europe against interfering in the Americas.

Roosevelt Corollary

Expanded U.S. intervention in Latin America.

Causes of WWI (MAIN)

Militarism, Alliances, Imperialism, Nationalism.

Sinking of Lusitania (1915)

German attack that angered the U.S.

Zimmerman Telegram (1917)

Germany encouraged Mexico to attack the U.S.

Spark of WWI

Assassination of Archduke Franz Ferdinand (1914).

Triple Alliance

Germany, Austria-Hungary, Italy.

Triple Entente

Britain, France, Russia.

WWI Propaganda

Posters, speeches, and media that influenced public support.

Treaty of Versailles (1919)

Imposed harsh penalties on Germany.

Treaty’s Role in WWII

Fueled economic hardship and German resentment.

Red Scare

Fear of communism that led to strict immigration laws.

Prohibition (1920-1933)

Alcohol ban that increased organized crime.

Harlem Renaissance

Celebrated Black arts, culture, and identity.

Key Figures of Harlem Renaissance

Langston Hughes, Duke Ellington, Zora Neale Hurston.

19th Amendment (1920)

Granted women the right to vote.

Causes of Great Depression

Stock crash, bank failures, and overproduction.

Hoover’s Policies

Minimal government intervention that worsened the crisis.

New Deal Goals

Relief, Recovery, Reform.

FDIC

Insured bank deposits and restored trust.

Social Security

Provided financial support to the elderly and disabled.

CCC

Created jobs for young men in conservation projects.

PWA

Built large-scale infrastructure.

TVA

Provided electricity and flood control in rural areas.

WPA

Created jobs in public works and arts.

Imperialism Map

Know locations of former colonies.