23 May – Gustav Siegfried Eins, a British black propaganda station, begins broadcasting to German troops in Western Europe through short wave transmitters in southern England, purporting to be an official German military station.[2]
27 May – Fireside chat by the President of the United States: Announcing Unlimited National Emergency (longest fireside chat).
26 June – The radio transmission that exposes the 'Red Orchestra' German anti-Nazi resistance group is intercepted by the Funkabwehr.[4]
28 June – The first of four broadcasts from Berlin to the neutral United States by English-born humorist P. G. Wodehouse, who has been interned in Nazi Germany, is made. The series, entitled How to be an Internee Without Previous Training and comprising anecdotes about Wodehouse's experiences as a civilian internee, including some gentle mocking of his captors,[5][6][7] is in August broadcast to the United Kingdom by the German propaganda ministry.[8] The broadcasts generate a reaction, including, on 15 July, a strongly worded riposte on the BBC by print journalist William Connor.[6][7] A 1944 official British investigation finds Wodehouse's actions to be no worse than "unwise"[7] but he will never return to the UK.
3 July – Soviet premier Joseph Stalin makes his first radio broadcast to his people following the invasion of their country.
21 November – The live blues radio program King Biscuit Time is broadcast for the first time on KFFA in Helena, Arkansas; it will attain its 17,000th broadcast in 2014 making it the longest-running daily American radio broadcast.
31 December – Anchors Aweigh debuts on Mutual.[11]
Undated
Sincerely Yours, presented by Vera Lynn, debuts on the BBC.
WFMF commences operations as an FM counterpart to WJBO at 98.1 Mc/s. Eventually WDGL would sign on in 1968 and take over the 98.1 frequency, forcing WFMF to change its frequency to 102.5.
Closings
Programs
17 January – Charlie and Jessie ends its run on network radio (CBS).[11]
10 April – The Ask-It Basket ends its run on network radio (CBS).[11]
30 June – The Amazing Mr. Smith ends its run on network radio (Mutual).[11]
22 August – Buck Private and His Girl ends its run on network radio (NBC).[11]
^ abCox, Jim (2008). This Day in Network Radio: A Daily Calendar of Births, Debuts, Cancellations and Other Events in Broadcasting History. McFarland & Company, Inc. ISBN978-0-7864-3848-8. P. 5.
^Taylor, John A. (2005). Bletchley Park's Secret Sisters: Psychological Warfare in World War II. Dunstable: The Book Castle. ISBN1-903747-35-X.
^Cox, Jim (2015). "Hilltop House". The Great Radio Soap Operas. McFarland. pp. 71–76. ISBN9781476604145. Retrieved 14 December 2018.
^"WLAG, in La Grange, Ga. Makes Its Formal Debut". Broadcasting. Broadcast Advertising: 68. 12 May 1941.[permanent dead link]
^"Grant Pollock Appointed To Direct WINC Sales". Broadcasting. Broadcasting Publications: 31. 21 July 1941.
^Castiglia, Onofrio (25 June 2016). "Local radio station WINC celebrates 75 years on air". Winchester Star. Winchester, Virginia: Byrd Newspapers. pp. A1, A6.
^Sies, Luther F. (2014). Encyclopedia of American Radio, 1920–1960, 2nd Edition. McFarland & Company, Inc. ISBN978-0-7864-5149-4. Pp. 145–146.