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Theodore Roosevelt Elected President
Theodore Roosevelt became the 26th president of the United States after his predecessor was assassinated. -
Air Conditioning Invented
Wilis carrier invented air conditioning. -
Invention of the Air plane
Wright brother invent the first test-flight air plane. -
Theory of Relativity Created
Albert Einstein created the Theory of Relativity, E=mc^2. -
Radio Broadcasting Invented
Guglielmo Marconi demonstrated the first wireless broadcast over radio. -
Oklahoma Becomes a State
Oklahoma became the 46th state of the United States. -
Crazy Snake Rebellion
Conflict between Creek Indians and the US. Ended in US victory. Part of American Indian Wars. Fought in Oklahoma. -
William Howard Taft Elected President
William Howard Taft became the 27th president of the United States. -
Border War
Conflict over border between US and Mexico. Part of the Mexican Revolution. -
Negro Rebellion
Conflict between Cuba and US. Resulted in American occupation of Cuba. Part of the Banana Wars. Fought in Cuba. -
Occupation of Nicaragua
American occupation of Nicaragua during the Banana Wars. -
New Mexico Becomes a State
New Mexico became the 47th state of the United States. -
Arizona Becomes a State
Arizona became the 48th state of the United States. -
Woodrow Wilson Elected President
Woodrow Wilson became the 28th president of the United States. -
Bluff War
Conflict between US and Ute and Paiute tribes. Part of the American Indian Wars. Ended in US victory. Fought in Utah and Colorado. -
Occupation of Veracruz
US occupation of Veracruz. Part of Mexican Revolution. -
Occupation of Haiti
US occupation of Haiti during the Banana Wars. -
Occupation of Dominican Republic
US occupation of Dominican Republic during the Banana Wars. -
World War I
European conflict involving multiple countries. Ended in US-Allied victory. -
Purchase of the Virgin Islands
US purchased the Virgin Islands from Denmark. -
Russian Civil War
Revolution and overthrowing of Russian government. Ended in Bolshevik victory.