Key Figures and Events in American Imperialism and World War
The era of American Imperialism and World War transformed the U.S. into a global superpower. Leaders like Theodore Roosevelt expanded overseas influence through naval power, while Woodrow Wilson led the nation into WWI to defend democracy. Key events, including the Spanish-American War, the annexation of Hawaii, and the League of Nations debates, reshaped international diplomacy and solidified America’s active role in global affairs.