Question: Who supported north korea during the korean war?
Disambiguated questions and answers: question: Who were the primary supporters of north korea during the korean war?
Who supported north korea medically during the korean war?
Who other support to north korea during the korean war?
answer: China and Soviet Union
Soviet Union
China
Bulgaria, Czechoslovakia, East Germany, Hungary, Poland,  and Romania
Mongolia
Natural Questions answer: the Soviet Union
China (from the Wikipedia article "Korean War")