May 1947

Saturday 03:

New post-war Japanese constitution goes into effect.

Wednesday 07:

Kraft Television Theater debuts, running for the next 11 years.

Thursday 22:

Cold War: In an effort to fight the spread of Communism, U.S. President Harry S. Truman signs an act into law that will later be called the Truman Doctrine. The act grants $400 million in military and economic aid to Turkey and Greece.