Question 100: Name one war fought by the United States in the 1900s.
Accepted answers
•World War I
•World War II
•Korean War
•Vietnam War
•(Persian) Gulf War
Why this matters
The U.S. fought five big wars in the 1900s. They are World War I, World War II, the Korean War, the Vietnam War, and the Gulf War. For the test, you only need to name one.