WHAT ALL HAPPENED APRIL TO JUNE 1939
Find out what all happened April to June 1939

Marian Anderson sings at the Lincoln Memorial, after being denied the right to sing at the Daughters of the American Revolution's Constitution Hall. (9. April 1939)

The 1939-40 New York World's Fair opens. (30. April 1939)

Faisal II becomes King of Iraq. (4. April 1939)

The Columbia Lions and the Princeton Tigers play in the United States' first televised sporting event, a collegiate baseball game in New York City. (17. May 1939)

Shooting begins on Paramount Pictures' Dr. Cyclops, the first horror film photographed in three-strip Technicolor. (12. June 1939)

The Baseball Hall of Fame opens in Cooperstown, New York. (12. June 1939)

Judge Joseph Force Crater, known as the "Missingest Man in New York", is declared legally dead. (6. June 1939)

Adolf Hitler's 50th birthday is celebrated as a national holiday in Nazi Germany. (20. April 1939)

NBC inaugurates its regularly scheduled television service in New York City, broadcasting President Franklin D. Roosevelt's N.Y. World's Fair opening day ceremonial address. (30. April 1939)

Last public guillotining in France: Eugen Weidmann, a convicted murderer, is guillotined in Versailles outside the Saint-Pierre prison (17. June 1939)

Spanish Civil War: Generalísimo Francisco Franco of the Spanish State announces the end of the Spanish Civil War, when the last of the Republican forces surrender. (1. April 1939)

Holocaust: The MS St. Louis, a ship carrying 963 Jewish refugees, is denied permission to land in Florida, in the United States, after already being turned away from Cuba. Forced to return to Europe, more than 200 of its passengers later die in Nazi concentration camps. (4. June 1939)

Lina Medina becomes the youngest confirmed mother in medical history at the age of five. (14. May 1939)

The first commercial FM radio station in the United States is launched in Bloomfield, Connecticut. The station later becomes WDRC-FM.[citation needed ] (13. May 1939)

The Canadian National War Memorial is unveiled by King George VI and Queen Elizabeth in Ottawa. (21. May 1939)

The Grapes of Wrath, by American author John Steinbeck is first published by the Viking Press. (14. April 1939)

Billie Holiday records the first civil rights song "Strange Fruit". (20. April 1939)

The U.S. Navy submarine USS Squalus sinks off the coast of New Hampshire during a test dive, causing the death of 24 sailors and two civilian technicians. The remaining 32 sailors and one civilian naval architect are rescued the following day. (23. May 1939)

Siam is renamed Thailand by Plaek Pibulsonggram, the country's third prime minister. (24. June 1939)

First flight of the German Focke-Wulf Fw 190 fighter-bomber airplane. (1. June 1939)