List of Wars involving the United States in the 20th century

"List of Wars Involving the United States: 19th century - 20th century - 21st century"This list includes all 20th century wars that occurred between the years 1900 and 1999 that the United States was fighting in.

List of Wars involving the United States in the 20th century

 * Crazy Snake Rebellion (1909)
 * Border War (1910 - 1919)
 * Negro Rebellion (1912)
 * Occupation of Nicaragua (1912 - 1933)
 * Bluff War (1914 - 1915)
 * Occupation of Haiti (1915 - 1934)
 * Sugar Intervention (1916 - 1918)
 * Occupation of the Dominican Republic (1916 - 1924)
 * World War I (1917 - 1918)
 * Russian Civil War (1918 - 1920)
 * Posey War (1923)
 * World War II (1941 - 1945)
 * Korean War (1950 - 1953)
 * Lebanon Crisis (1958)
 * Bay of Pigs Invasion (1961)
 * Simba Rebellion (1964)
 * Dominican Civil War (1965 - 1966)
 * Vietnam War (1965 - 1975)
 * Communist Insurgency in Thailand (1965 - 1983)
 * Korean DMZ Conflict (1966 - 1969)
 * Shaba II (1978)
 * Multinational Force in Lebanon (1982 - 1984)
 * Invasion of Grenada (1983)
 * Bombing of Libya (1986)
 * Tanker War (1987 - 1988)
 * Invasion of Panama (1989 - 1990)
 * Gulf War (1990 - 1991)
 * Somali Civil War (1992 - 1995)
 * Intervention in Haiti (1994 - 1995)
 * Bosnian War (1994 - 1995)
 * Kosovo War (1998 - 1999)