| Year | Date | Event |
|---|---|---|
| 1964 | 01-24-1964 | Military Assistance Command, Vietnam – Studies and Observations Group (MACV-SOG) was establish |
| 1964 | 04-01-1964 | Special Branch for Clandestine Operations of the Technical Exploitation Service |
| 1964 | 8-2-1964 | Gulf of Tonkin incident |
| 1964 | 12-5-1965 | Operation Tiger Hound Southeastern Laos |
| 1964 | CISO Counterinsurgency Support Office "Ben Baker" | |
| 1964 | 8-2-1964 | A North Vietnamese P-4 under fire from Maddox |
| 1964 | 8-5-1964 | Johnson also went to the United States Congresse day and requested the passage of the Southeast Asia Resolution (better known as the Gulf of Tonkin Resolution) |
| 1964 | 4-1-1964 | SVN Coastal Security Service (CSS) that was to conduct maritime operations for OPLAN 34A |
| 1965 | 4-3-1965 | Operation Steel Tiger |
| 1965 | 10-18-1965 | 46) Phước Sơn District, Quảng Nam Province, South Vietnam |
| 1965 | 5-1-1965 | Col. Donald D. Blackburn replaces Col. Russel Chief of SOG |
| 1965 | 11-18-1965 | First Shinning Brass Mission. RT Iowa. Sergeant Major Charles Petry, Sgt 1st Class Wille Card and four SVN, inserted in Alpha One |
| 1965 | 1965 | Kham Duc designated FOB 1 |
| 1965 | 12-1965 | Maritime Operations Section was establish |
| 1967 | 01-15-1967 | Leg Horn Radio Relay Site was established. |
| 1967 | 4-1-1967 | Operation Daniel Boone |
| 1967 | 6-3-1967 | Heavy Losses in Oscar 8, Laos |
| 1967 | 2-7-1967 | SFC Linard Tilly and 1LT George Sisler volunteered for a Mission. Sisler MOH |
| 1968 | 1-31-1968 (1 month and 4 weeks) | Tet Offensive Phase 1 |
| 1968 | 5-5-1968 | Tet Offensive Phase 2 |
| 1968 | 5-20-1968 | Loss of RT Idaho |
| 1968 | 08-23-1968 | FOB-4 CCN base attacked by NVA Sappers |
| 1968 | 9-9-1968 | Tet Offensive Phase 3 |
| 1968 | 11-15-1968 | Operation Commando Hunt |
| 1968 | 2-19-1968 | Fred Zabitosky MOH |
| 1968 | 5- 2-1968 | MSG Roy P. Benavidez MOH |
| 1968 | 6-13-1968 | SP5 John J. Kedenburg MOH |
| 1968 | 11-26-1968 | Col. James P. Fleming MOH |
| 1968 | 12-30-1968 | Robert L. Howard MOH |
| 1969 | 3-14-1969 | Operation Dewy Canyon |
| 1970 | 4-29-1970 | Cambodian campaign |
| 1970 | 9-11-1970 | Operation Tailwind |
| 1970 | 10-10-1970 | Commando Hunt V began |
| 1970 | 11-28-1970 | First ever HALO combat Jump, Cliff Newman, Sammy Hernandez and Melvin Hill. |
| 1970 | 8-8-1970 | Col. John F. "Skip" Sadler replaced Col. Steven "Rusty" Cavanaugh as SOG chief |
| 1970 | 12-5-1970 | SSG Franklin D Miller MOH |
| 1970 | 4-5-1970 | SGT Brian L Buker MOH |
| 1971 | 3-1971 | were renamed Task Force Advisory Elements (TF1AE, TF2AE and TF3AE). |
| 1971 | 2-8-1971 | Operation Lam Son 719 |
| 1971 | 10-11-1971 | Last SOG KIA. Sergeant First Class Audley D. Mills was killed when a booby-trap he was trying to disarm detonated. |
| 1971 | 8-7-1971 | RT Kansas was inserted on the hill top of an older fire base. |
| 1971 | 6-5-1971 | Radio Relay Base Hickory Hill overrun |
| 1971 | 6-4-5, 1971 | SSG Jon Cavaiani MOH |
| 1972 | 3-30-1972 | Easter Offensive |
| 1972 | 5-1-1972 | Renamed the Strategic Technical Directorate Assistance Team 158 (STDAT-158). |
| 1972 | 4-30-1972 | Col David R. Preston relieved Col. John F. Sadler as Chief of SOG |
| 1972 | 4-10-13-1972 | LT Thomas R Norris MOH |
| 1973 | 3-12-1973 | STDAT-158 was disbandment |
