The leaders of the nations at the time of the end of the conflict are matched below:
Step-by-step explanation:
Joseph Stalin Soviet Union
Stalin remained the autocratic ruler almost of Russia throughout the conflict of the nations in the second world war. He was the leader of Soviet Russia for more than 2 decades.
Winston Churchill Britain
Churchill was the prime minster throughout the war and was ousted from the elections only after the war was over.
Harry Truman United States
Truman was elected in the aftermath of the untimely demise of Franklin D Roosevelt. He was the one who handled the war in its last phase at the end of it.