Events on May 3 in history

New post-war Japanese constitution goes into effect.

10 Feb

Socialist Federal Republic of Yugoslavia
Italy cedes most of Venezia Giulia to Yugoslavia.
5 Jun

George Marshall
Marshall Plan: In a speech at Harvard University, the United States Secretary of State George Marshall calls for economic aid to war-torn Europe.
15 Aug

Indian independence movement
India gains Independence from British rule after near 190 years of Crown rule and joins the Commonwealth of Nations.
30 Sep

New York Yankees
The World Series, featuring the New York Yankees and the Brooklyn Dodgers, is televised for the first time.
5 Oct

Harry S. Truman
The first televised White House address is given by U.S. President Harry S. Truman.