April – The American Broadcasting Station in Europe (ABSIE) is established, transmitting from Britain in English, German, French, Dutch, Danish, and Norwegian to resistance movements in mainland Europe.
May
No events.
June
5 June – One day before D-Day, the BBC transmits coded messages (including the second line of a poem by Paul Verlaine and Hubert Gregg's "I'm Going to Get Lit Up When the Lights Go Up in London")[2] from Britain to underground resistance fighters in France warning that the invasion of mainland Europe is about to begin.[3][4]
6 June – D-Day: The 08:00 BBC news bulletin announces that paratroops have landed in France (reporter Guy Byam is among them).[5] 17 BBC reporters are embedded with the invasion forces.[5] At 09:32 John Snagge begins reading announcements of the landings "on the northern coast of France", broadcasting over BBC transmitters to home and overseas audiences[6] and introducing a message from General Eisenhower.[5] At 13:00, the first eyewitness report, recorded on a bomber, is broadcast.[6] The King speaks to the nation at 21:00.[6] Reports of the landings are carried by around 725 of the 914 broadcasting stations in the United States.[4]