| Date | Event |
|---|---|
| May 03 1973 | 108 Story Sears Tower: World's Tallest Building |
| May 05 1973 | Secretariat Wins Kentucky Derby Maintaining Record |
| May 08 1973 | Pine Ridge Occupation Ends After Standoff |
| May 11 1973 | Daniel Ellsberg's Midsconduct Charge Dismissed |
| May 14 1973 | US Launches Its First Space Station |
| May 17 1973 | Watergate Scandal - Hearings In US |
| May 25 1973 | HNS Velos (D-16) Refuses Returning To Greece |
| May 29 1973 | Los Angeles Elects The First Black Mayor, Tom Bradley |
| May 31 1973 | Senate's Cuts Hasten Cambodian War's End |