History quiz

Number of wars fought by the US in 20th century?

The United States fought in ten wars in the 20th century:

1. Spanish–American War (1898)

2. Philippine–American War (1899–1902)

3. Boxer Rebellion (1900)

4. World War I (1917–1918)

5. World War II (1941–1945)

6. Korean War (1950–1953)

7. Vietnam War (1964–1973)

8. Invasion of Grenada (1983)

9. Invasion of Panama (1989)

10. Gulf War (1990–1991)