What wars did the US fight in 1900s?

In the 1900s, the United States fought several significant wars, including World War I (1917-1918) and World War II (1941-1945). Additionally, the U.S. was involved in the Korean War (1950-1953) and the Vietnam War (1955-1975). Other conflicts during this period included the Spanish-American War (1898) and various military interventions in Latin America and the Caribbean.