Question

What started the Korean War?

1.)Soviet occupation forces refused to leave North Korea.
2.)Tensions developed between Communist China and North Korea.
3.)United Nations forces attacked the Pusan Perimeter.
4.)North Korea invaded South Korea in June 1950.

Answer 1

I am pretty sure it is 4 :D

Answer 2

Thank you! :) I have two questions left, if you wouldn't mind helping out :)