The USS Arizona ablaze after the Japanese attack on Pearl Harbour
November 6 - World War II: Soviet leader Josef Stalin addresses the Soviet Union for only the second time during his three-decade rule (the first time was earlier that year on July 2). He states that even though 350,000 troops were killed in German attacks so far, that the Germans have lost 4.5 million soldiers (a gross exaggeration) and that Soviet victory was near.
November 21 - The radio program King Biscuit Time is broadcast for the first time (it would later become the longest running daily radio broadcast in history and the most famous live blues radio program).
The Hollywood, a lounge car built for use on the City of Los Angeles train, becomes the first passenger car whose interior is built entirely out of synthetic materials. The car's interior featured the newly invented materials of formica and naugahyde.
April 30 - The FCC approves the NTSC standards of 525 lines and 30 frames per second, and authorizes commercial TV to begin on July 1.
May 2 - 10 television stations were granted commercial TV licenses (effective July 1). These stations were required to broadcast 15 hours per week. Bulova Watch Co., Sun Oil Co. , Lever Bros. Co. and Procter & Gamble sign on as sponsors of the first commercial telecasts from WNBT in New York.
July 1 - Ralph Edwards hosted the first game show broadcast on television, Truth Or Consequences, simulcast on radio and TV and sponsored by Ivory Soap. The first legal TV commercial in the United States for Bulova watches occurs at 2:29, superimposed over a test pattern.