Theodore Roosevelt:The 26th President of the United States, who famously led the Rough Riders during the Spanish-American War and was a driving force behind the nation's imperialist policies.
Spanish-American War: The 1898 conflict between the United States and Spain, which resulted in the U.S. gaining control over territories such as the Philippines, Guam, and Puerto Rico, marking a significant expansion of American global influence.
Imperialism:The policy of extending a nation's authority by territorial acquisition or by the establishment of economic and political hegemony over other nations, which was a driving force behind the United States' actions during the Spanish-American War and the subsequent acquisition of overseas territories.