This article is a list of known military operations of the Vietnam War in 1970, conducted by the armed forces of the Republic of Vietnam, the Khmer Republic, the United States and their allies.
| Date Duration | Operation Name | Unit(s) – Description | Location | VC - PAVN KIAs | Allied KIAs |
|---|---|---|---|---|---|
| 70 | Operation Lunch[1] | Cambodia | |||
| 70 | Cambodia | ||||
| 70 | Cambodia | ||||
| 70 | Cambodia | ||||
| 70 | Cambodia | ||||
| 70–73 | Operation Good Luck[2] | USAF bombing of PAVN and Pathet Lao forces | Plain of Jars in northern Laos | ||
| Jan 1 – 7 | A Squadron, 1st Armoured Regiment reconnaissance and ambush operation | ||||
| Jan 4 – 11 | 1st Brigade, 25th Infantry Division operation | ||||
| Jan 4 - 30 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Jan 5 – 8 | 2nd Battalion, 5th Cavalry Regiment operation against the 2nd Battalion, NVA 95C Regiment | ||||
| Jan 10 – Mar 10 | Operation Napier[3] | 6th Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC) cordon and search and reconnaissance and ambush operation | |||
| Jan 15 – 26 | |||||
| Jan 18 – Feb 7 | 1st Battalion, 8th Infantry Regiment, 1st Battalion, 12th Infantry Regiment and 1st Battalion, 22nd Infantry Regiment clear and search operation | ||||
| Jan 19 – Mar 15 | 5th Special Forces Group and 3rd Mike Force reconnaissance in force operation | ||||
| Jan 19 – Jul | Operation Green River[4] | 1st Infantry Brigade, 5th Infantry Division operation to continue search and clear, reconnaissance in force, search and clear operations, and measures against VC rockets | 400 | 22 | |
| Jan 26 – Feb 14 | Operation Keperra[5] | 8th Battalion, Royal Australian Regiment cordon and search operation of selected hamlets of Xuyen Moc and the village of Nui Nhon, reconnaissance and ambush operation | 6 | ||
| Jan 29 – Apr 30 | |||||
| Jan 30 – Mar 11 | 1st Battalion, 8th Infantry Regiment, 1st Battalion, 12th Infantry Regiment and 1st and 2nd Battalions, 35th Infantry Regiment clear and search operation | ||||
| Jan 30 - Mar 16 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Jan 30 – Mar 17 | 3rd Battalion, 12th Infantry Regiment and 1st Squadron, 10th Cavalry Regiment operation | ||||
| Jan 30 – Apr 16 | Operation York Market[6] | 1st Brigade 5th Infantry Division, 1st Battalion 77th Armor and Regional Forces combined reconnaissance in force, search and clear, security, rice denial, and saturation ambush patrolling operation | 20 | ||
| Feb 1 – Apr 15 | 1st Infantry Division and 3rd Brigade, 4th Infantry Division redeployment from South Vietnam to the United States | ||||
| Feb 10 – Mar 9 | Operation Hammersley (the Battle for the "Long Hais") | 8th Battalion, Royal Australian Regiment reconnaissance and ambush operation in the western side of the Long Hải Hills to protect quarry operations being undertaken by 17 Construction Squadron, to establish Fire Support Base Isa and ambush likely VC routes leading from the hills | Long Hải Hills | 42 | 12 Australians |
| Feb 10 – Mar 29 | 1st Battalion 11th Infantry and Regional Forces formed integrated infantry companies and recon/killer teams combined reconnaissance in force to ensure security of the villages, night ambush and search and clear operations | 19 | 2 ARVN | ||
| Feb 28 – Mar 10 | |||||
| Mar 1 – Nov 17 | |||||
| Mar 3 – 24 | 8th Battalion, Royal Australian Regiment search and destroy operation | ||||
| Mar 9 – Apr 7 | 7th Battalion, Royal Australian Regiment reconnaissance and ambush operation | ||||
| Mar 11 – 18 | 1st and 2nd Brigades, 4th Infantry Division operation | ||||
| Mar 12 – Apr 21 | 173rd Airborne Brigade and 3rd Battalion, 503rd Airborne Infantry operation | ||||
| Mar 20 – Apr 30 | 1st and 2nd Brigades, 4th Infantry Division operation | ||||
| Mar 23 - Apr 24 | 6th Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC) reconnaissance in force operation | ||||
| Apr 1 – May 31 | Covert USAF aerial interdiction | eastern Cambodia | |||
| Apr 1 – Sep 5 | Operation Texas Star[7] | 1728 | 416 | ||
| Apr 3 – May 3 | ARVN 24th Special Tactical Zone reconnaissance operation using elements of the 1st Ranger Group and 42nd, 45th and 47th Regiments | ||||
| Apr 7 – 19 | Operation Phoi Hop[8] | 3rd Battalion, Royal Australian Regiment security operation | 11 | ||
| Apr 14 - 17 | 3rd Brigade, 25th Infantry Division, ARVN 49th Regiment, 31st, 36th and 52nd Ranger Battalions and 10th and 18th Armored Cavalry operation against a PAVN logistics and rest area | Angel's Wing, Svay Rieng Province, Cambodia | 378 | ||
| Apr 19 – May 7 | 7th Battalion, Royal Australian Regiment and 8 RAR operation to establish blocking positions while 6 RAR/Royal New Zealand Infantry Regiment reconnoitered in force towards these ambush positions | ||||
| Apr 20 – June 11 | 6th Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC), 7th Battalion, Royal Australian Regiment, 8th Battalion, Royal Australian Regiment, A Squadron, 1st Armoured Regiment and B Squadron, 3rd Cavalry Regiment reconnaissance and ambush operation | Xuyên Mộc and Đất Đỏ Districts | 26 | 4 | |
| Apr 24 - 29 | eastern Cambodia | ||||
| Apr 24 – May 4 | 4th Infantry Division search and destroy operation | ||||
| Apr 29 – May 1 | Operation Rock Crusher I[9] | Parrot's Beak, Svay Rieng Province, Cambodia | 502 | 56 | |
| Apr 29 - May 2 | ARVN (two armored cavalry squadrons from III Corps and two from the 25th Division and 5th Division, an infantry regiment from the 25th Division, and four Ranger battalions from the 2nd Ranger Group) and US 1st Cavalry Division, 9th Infantry Division and 11th Armored Cavalry Regiment operation against the Parrot's Beak to target the NVA/VC base areas 367 and 706 | Parrot's Beak, Svay Rieng Province, Cambodia | 12,354 | 434 US, 66 ARVN | |
| Apr 30 – May 4 | 2nd Brigade, 4th Infantry Division operation | ||||
| Apr 30 – May 4 | 1st Brigade, 101st Airborne Division, 7th Cavalry Regiment and ARVN 54th Regiment reconnaissance in force | ||||
| May - Jul | ARVN 5th Division operation to attack and destroy the NVA 70th and 80th Rear Service Groups | Fishhook, Kampong Cham Province, Cambodia | 79 | ||
| May 1 – June 26 | 1st Infantry Division and 11th Armored Cavalry Regiment operation | Cambodia | |||
| May 1 - June 29 | 2nd Brigade, 1st Cavalry Division, 11th Armored Cavalry Regiment and ARVN Airborne Division operation to undermine the PAVN logistics system and to forestall any major PAVN offensives | Fishhook, Kampong Cham Province, Cambodia | |||
| May 2 – 6 | Parrot's Beak, Svay Rieng Province, Cambodia | 1202 | 70 | ||
| May 4 – 14 | 1st Brigade, 25th Infantry Division search and destroy operation | ||||
| May 4 – 25 | Phase I of the Cambodian Incursion. 4th Infantry Division, 3rd Battalion 506th Airborne, ARVN 40th Regiment, 22nd Division, 2nd Ranger Group, 23rd Division and 2nd Armored Brigade search and destroy operation against the PAVN B-3 Front | Fishhook and Parrot's Beak areas of Kampong Cham and Svay Rieng Provinces, eastern Cambodia | |||
| May 5 – 9 | |||||
| May 6 - 14 | 1st and 2nd Brigades, 25th Infantry Division, 11th Armored Cavalry Regiment and ARVN Airborne Division operation against PAVN Base Areas 353, 354, and 707 | 1017 | 119 | ||
| May 6 - June 27 | 3/1 Cavalry and 5th Battalion, 12th Infantry Regiment operation against PAVN Base Areas 350 and 351 | northern borders of Bình Long and Phước Long Provinces | 1017 | 119 | |
| May 7 - 12 | 6th Battalion, 31st Infantry Regiment search and destroy operations around FSB Seminole | Parrot's Beak region of Svay Rieng Province, Cambodia | 159 | 7 | |
| May 8 – June 11 | |||||
| May 9 | Operation Cuu Long I[10] | Mekong River | |||
| May 14 – 27 | eastern Cambodia | ||||
| May 14 – 28 | 2nd Battalion, 8th Infantry Regiment operation | ||||
| May 15 – 25 | 2nd Battalion, Royal Australian Regiment/RNZIR (ANZAC) reconnaissance and ambush operation | ||||
| May 15 - 25 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| May 15 – 30 | Special Forces intelligence gathering operation | ||||
| May 15 – June 28 | 1st Brigade, 25th Infantry Division search and destroy operation | ||||
| May 16 – 24 | ARVN 9th Division, 21st Division, 4th Armored Brigade, 4th Ranger Group and Chau Doc Regional Forces and Popular Forces and FANK operation to clear PAVN forces | 613 | 36 | ||
| May 18 – 30 | 4th Infantry Division security operation | ||||
| May 18 – Oct 12 | 2nd Brigade, 4th Infantry Division clear and search operation | ||||
| May 19 – Aug 15 73 | Operation Freedom Deal[11] | Seventh Air Force interdiction and close air support campaign waged in Cambodia in support of the FANK against the NVA and Khmer Rouges | Cambodia | ||
| May 20 – June 27 | eastern Cambodia | ||||
| May 20 – June 29 | 3rd Battalion, 506th Airborne Infantry and 2/1 Cavalry search and destroy operation | ||||
| May 25 – June 30 | ARVN 9th Division, 4th Armored Brigade, 4th Ranger Group and Chau Doc Regional Forces and Popular Forces and FANK operation to clear PAVN forces | Route 2 and Route 3 Cambodia | |||
| May 26 – June 11 | 2nd Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC) battalion reconnaissance and ambush operation | Nui Dinh hills | 2 | 26 | |
| June 1 – 9 | 2nd Battalion, 8th Infantry Regiment security operation | ||||
| June 1 - 26 | 1st Brigade, 4th Infantry Division clear and search operation | Bình Định, Phu Bon and Pleiku Provinces | |||
| June 12 – 28 | 2nd Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC), 7th Battalion, Royal Australian Regiment and 8th Battalion, Royal Australian Regiment reconnaissance-and-ambush mission to deny the VC access to villages along the main roads | ||||
| June 16 – 30 | 3rd Battalion, 506th Airborne Infantry Regiment clear and search operation | ||||
| June 19 – 23 | 7th Battalion, Royal Australian Regiment and B Squadron, 3rd Cavalry Regiment reconnaissance in force | ||||
| June 23 – 27 | eastern Cambodia | ||||
| June 23 – 30 | Special Forces intelligence gathering operation | ||||
| June 23 - Jul 14 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| June 24 – 28 | 1st Battalion, 8th Infantry Regiment security operation | ||||
| June 26 – Mar 1 71 | 198th Infantry Brigade clear and search operation | ||||
| June 29 – Jul 13 | 8th Battalion, Royal Australian Regiment reconnaissance and ambush operation | ||||
| June 29 – Jul 23 | 7th Battalion, Royal Australian Regiment operation to interdict VC movement to and from the Long Hải hills | ||||
| Jul 1 – Oct 15 | Redeployment of 3rd Brigade, 9th Infantry Division and 199th Infantry Brigade from South Vietnam to the United States | ||||
| Jul 2 – Sep 1 | 2nd Battalion, 8th Infantry, 4th Infantry Division search and destroy operation | ||||
| Jul 5 – 21 | 1st Battalion, 50th Infantry Regiment and 3rd Battalion, 506th Airborne Infantry Regiment clear and search operation | ||||
| Jul 9 – 15 | 3rd Brigade, 101st Airborne Division and ARVN 1st Division search and destroy operation | ||||
| Jul 12 – Aug 26 | Operation Elk Canyon I[12] | 196th Infantry Brigade search and clear operation | |||
| Jul 13 – Aug 2 | Operation Nathan[13] | 2nd Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment and 107th Field Battery series of reconnaissance and ambush and land clearing protection missions | |||
| Jul 15 – Aug 24 | 1st Battalion, 7th Marines and 2nd Battalion, 7th Marines clear and search operation | 99 | 4 | ||
| Jul 16 - 27 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Jul 22 - Jan 30 1971 | 300 | ||||
| Jul 23 – Aug 2 | |||||
| Jul 24 – 26 | 4th Infantry Division security operation | Pleiku and Đắk Lắk Provinces | |||
| Jul 24 – 27 | Operation Barren Green[14] | 5th Marines operation | |||
| Jul 24 – Aug 11 | 1st Brigade, 101st Airborne Division and ARVN 3rd Regiment, 1st Division operation | 97 | 3 | ||
| Jul 27 – Aug 24 | 5th Marines clear and search operation | 5 | |||
| Jul 28 - Aug 5 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Jul 28 – Aug 16 | 3rd Battalion, 506th Airborne Infantry Regiment operation | ||||
| Aug – Feb 71 | Operation Chenla I[15] | ||||
| Aug 3 – Sep 10 | Operation Cung Chung II[16] | 1st Squadron SAS and 8th Battalion, Royal Australian Regiment operation to ambush VC supply routes | 9 | ||
| Aug 5 - 27 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Aug 13 – 20 | 3rd Brigade, 101st Airborne Division operation | ||||
| Aug 13 – 30 | 1st Battalion, 5th Marines, 1st Battalion, 7th Marines, 2nd Battalion, 7th Marines and 3rd Battalion, 7th Marines clear and search operation | ||||
| Aug 27 – Sep 29 | 196th Infantry Brigade search and clear operation | ||||
| Aug 28 - Oct 14 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Aug 29 – Sep 20 | Whisky Coy RNZIR, 1 ATF HQ D&E Platoon, 3rd Cavalry Regiment, and A Squadron 1st Armoured Regiment rice denial operation | ||||
| Aug 31 – May 12 71 | 1st Battalion 5th Marines, 2nd Battalion 5th Marines and 3rd Battalion 5th Marines search and clear operation | 305 | |||
| Sep 5 – 8 | 196th Infantry Brigade, 1st Marine Division and ARVN 2nd Division operation | ||||
| Sep 5 – Oct 6 71 | 101st Airborne Division, 1st Brigade, 5th Infantry Division and ARVN 1st Division operation. This was the last major offensive operation involving US ground troops | Thừa Thiên and Quảng Trị Provinces. | 2,026 | 60 | |
| Sep 10 – 19 | 1st Marine Division search and destroy operation | ||||
| Sep 10 – 19 | 1st Marine Division operation | ||||
| Sep 10 – Oct 25 | 1st Squadron SAS and 8th Battalion, Royal Australian Regiment operation to ambush a VC party | ||||
| Sep 11 - 13 | Operation Tailwind[17] | MACV-SOG operation | Laos | 54 | 3 |
| Sep 18 – 21 | 1st Marine Division operation in Quảng Nam Province to cover the movement of the 5th Marines from An Hoa to the Vu Gia River Valley | ||||
| Sep 25 – Oct 12 | 2nd Battalion, 8th Infantry Regiment operation | ||||
| Sep 26 - Oct 10 | 2nd Brigade, 4th Infantry Division operation | ||||
| Oct 1 – 2 | |||||
| Oct 1 – Feb 1 71 | 2nd Battalion, Royal Australian Regiment/Royal New Zealand Infantry Regiment (ANZAC) and 7th Battalion, Royal Australian Regiment reconnaissance in force | ||||
| Oct 2 - 15 | 5th Marines clear and search operation | 30 | |||
| Oct 4 - Nov 17 | 1st Brigade, 4th Infantry Division clear and search operation | ||||
| Oct 12 – 24 | 1st Battalion, 12th Infantry Regiment operation | ||||
| Oct 16 – Dec 31 | Redeployment of the 4th Infantry Division and 25th Infantry Division (excl 2nd Brigade) from South Vietnam to the United States | ||||
| Oct 22 – Nov 3 | 5th Marines clear and search operation | ||||
| Oct 23 - Nov 10 | Operation Toan Thang 8/B/5[18] | ARVN 5th Division operations for the purpose of destroying communist forces and installations, and obtaining intelligence | Snoul, Cambodia | ||
| Oct 27 | 5th Marines clear and search operation | 22 | 4 | ||
| Nov 18 | 1st Squadron, 10th Cavalry Regiment and 2nd Battalion, 503rd Airborne Infantry Regiment security operation | ||||
| Nov 21 | Operation Ivory Coast[19] | Attempted rescue of POWs at Son Tay POW camp, North Vietnam | 50 (est) | ||
| Dec 2 – 24 | |||||
| Dec 17 – Jan 19 71 | III MAF, ROK 2nd Marine Brigade and ARVN 51st Regiment operation | 538 | |||