Tags: Election.
The United States presidential election of 1948 was the 41st quadrennial presidential election held on Tuesday November 2 1948. Incumbent President Harry S. Truman the Democratic nominee successfully ran for election against Thomas E. Dewey the Republican nominee.The election is considered to be the greatest election upset in American history. Virtually every prediction (with or without public opinion polls) indicated that Truman would be defeated by Dewey.