United States › Questions › Recent American History
Official question #110US Citizenship Test

Why did the United States enter the Korean War?

Correct answer

To stop the spread of communism

Why

The U.S. entered the Korean War (1950-1953) after communist North Korea invaded South Korea, to stop the spread of communism. The same answer is accepted for the Vietnam War question.

Answer choices

  • ABombing of Pearl Harbor
  • BTo stop the spread of communism
  • CTo force the Iraqi military from Kuwait
  • DBecause Germany attacked U.S. ships