Question

Which country became involved in the Korean War to stop the spread of communism?
the Soviet Union
China
the United States
Japan

Answer 1

The war reached international proportions in June 1950 when North Korea, supplied and advised by the Soviet Union, invaded the South. The United Nations, with the United States as the principal participant, joined the war on the side of the South Koreans, and the People's Republic of China came to North

Answer 2

United states was the country that became involved in the Korean War to stop the spread of communism.

What is the Korean War?

The Korean war was a battle during the Cold war as a result of U.S. and  allies attempting to stop the spread of communism.

The Conflict was between the North Korea and the Republic of Korea (South Korea).

Hence, the United states was the country that became involved in the Korean War to stop the spread of communism.

Therefore, the Option C is correct.

Read more about Korean war

brainly.com/question/1169602