| Date | Event |
|---|---|
| December 01 1965 | India's Border Security Force Is Established |
| December 07 1965 | Excommunications Revoked By Pope And Patriarch |
| December 09 1965 | A UFO/fireball Is Seen In The Midwest |
| December 09 1965 | Charlie Brown Christmas Debuts On CBS |
| December 10 1965 | The Grateful Dead's First Concert |
| December 15 1965 | Project Gemini: First Space Rendezvous |
| December 16 1965 | 243,000 Men Requested In Vietnam In 1966 |
| December 22 1965 | 70 Mph Speed Limit Adopted In UK |
| December 25 1965 | Yemeni Nasserist Party Founded In Ta'izz |
| December 30 1965 | Marcos Becomes Philippine President |
| December 31 1965 | Bokassa Forces Coup Against Dacko's Government |