| | Deaths; Jimi Hendrex, Janis Joplin, Sonny Liston, Charles Riggles |
| | Nation celebrates "Earth Day" |
| | Penn Central Railroad asks for Bankruptcy Reorganization |
| | Frank Zappa, Miles Davis and Blood Sweat and Tears are top performers |
| | The war movie Patton wins several awards |
| | NFL and AFL merge into the NFL |
| | Boston Bruins player Bobby Orr scores a record 120 points as a defensmen |
| | IBM introduces the "Floppy" disk for storage |
| | Lasers are used in bombing targeting for more accuracy |
| | Young fashion is found in Army Navy surplus stores and thrift shops |
| | New words; preppie, hassle, fast-food, rip-off, Fortran, blahs, put down |
| | Massive recall of canned Tuna by FDA for possible mercury poisoning |
| | Vassar college admits male students for the first time |