- 1922 BBC broadcasts first British radio play "The Truth about Father Christmas"
- 1951 1st televised opera (Amahl & Night Visitor)
- 1953 KHOL (now KHGI) TV channel 13 in Kearney, NB (ABC) begins broadcasting
- 1953 KOA (now KCNC) TV channel 4 in Denver, CO (NBC) begins broadcasting
- 1964 Shooting begins on "The Cage" the pilot for Star Trek
- 1968 WATU (now WAGT) TV channel 26 in Augusta, GA (CBS) begins broadcasting
- 1970 Walt Disney's "Aristocats" is released