[3] A Vietcong (VC) bomb exploded in a messhall at Củ Chi Base Camp killing 15 Americans mostly from the 554th Engineer Battalion and two Vietnamese kitchen staff.

"[7] The U.S. 3rd Marine Division launched Operation Dewey Canyon to attack People's Army of Vietnam (PAVN) base areas in the A Shau and Song Đa Krông Valleys of Quảng Trị Province.

[6]: 50 An ambush patrol of Company C, 1st Battalion, 7th Marines observed approximately 300 PAVN cross the Song Ky Lam River, 6 km west of Điện Bàn.

[14] The 11th Light Infantry Brigade launched Operation Iron Mountain to attack PAVN/VC bases and logistics routes in southeastern Quảng Ngãi Province.

Chinese People's Liberation Army troops attacked Soviet border guards on Zhenbao Island, marking a new low in relations between North Vietnam's principal allies.

"[9] South Vietnamese Prime Minister, Tran Van Huong, narrowly escaped assassination by a four man VC team as he was being driven to his home in Saigon.

Huong's car was attacked by the VC who were wearing stolen Ranger uniforms, however Saigon police and ARVN troops opened fire and gave the driver time to accelerate and escape.

The 196th Light Infantry Brigade and ARVN 5th Regiment, 2nd Division launched Operation Frederick Hill to pacify the coastal areas of Quảng Tín Province.

[5]: 288 The 3rd Battalion, 9th Marines and elements of the 1st Brigade, 5th Infantry Division launch Operation Montana Mauler against the PAVN 27th Regiment north of Firebase Fuller in Quảng Trị Province.

[6]: 60 The VC attacked Tam Soc Base in Sóc Trăng Province killing two U.S. advisers from MACV Advisory team 71 and capturing another two, both of whom died in captivity.

[31][32]: L-10 A VC armed propaganda team invaded An Ky refugee center, Quảng Ngãi Province, and attempted to force out the people living there; nine were killed and ten others wounded.

[34] In one of the first Fragging incidents of the war, a grenade was thrown into the office of K Company, 9th Marine Regiment, at Quảng Trị Combat Base, killing First Lieutenant Robert T. Rohweller.

[38] A firebase occupied by a unit of the 1st Brigade, 25th Infantry Division 20 km south of Tây Ninh was hit by 300 rounds of 82mm mortar and 107mm rocket fire and then attacked by an estimated two PAVN/VC battalions.

[31]: L-10–1 An estimated battalion of PAVN assaulted a night defensive position of a unit of the 2nd Brigade, 25th Infantry Division 10 km northeast of Trảng Bàng.

[6]: 75 Operation Daring Rebel was conducted by the ARVN 2nd Division, ROK 2nd Marine Brigade and U.S. forces to seek out and destroy VC rest camps on Barrier Island south of Hội An.

[5]: 297 A VC sapper squad attacked Phu My, Bình Định Province, with satchel charges, rockets and grenades; 10 civilians were killed, 19 wounded; 87 homes were destroyed.

[50] First Lieutenant Sharon Ann Lane, an army nurse at the 312th Evacuation Hospital at Chu Lai Base Area, was killed in a PAVN rocket attack.

[5]: 301 The 101st Airborne Division launched Operation Montgomery Rendezvous in western Thừa Thiên Province to interdict PAVN infiltration routes and forestall attacks on Huế.

[6]: 128–32 PAVN/VC mortar shells destroyed the Phuoc Long pagoda in Chanh Hiep, Bình Dương Province; one Buddhist monk was killed and ten persons wounded.

[6]: 159–62 A VC unit attacked the Chieu Hoi center in Vĩnh Bình Province killing five persons, including two women and a youth, and wounding 11 civilians.

[6]: 356 The Navy issued the plan for Operation Duck Hook a program of massive bombing of North Vietnam commissioned by National Security Advisor Henry Kissinger.

[6]: 204 Officials in Saigon reported a total of 17 PAVN/VC terror attacks on refugee centers in Quảng Nam and Thừa Thiên Provinces, leaving 23 persons dead, 75 injured and a large number of homes destroyed or damaged.

[5]: 311 The VC attacked Hoa Phat, Quảng Nam Province; a nine-month-old baby, three children between ages six and ten, two men and a woman, a total of seven, were all shot at least once in the back of the head.

[9] With the outcome of the war still in question, Chairman of the Workers' Party of Vietnam Hồ Chí Minh died on the morning of 2 September 1969, at his home in Hanoi at age 79 from heart failure.

[75] The PAVN/VC attacked Tu Van refugee center in Quảng Ngãi Province, killing 8 persons and wounding two, all families of local People's Self-Defense Force members.

[5]: 316 A U.S. Navy C-2A Greyhound crashed into the Gulf of Tonkin on a flight from Naval Air Station Cubi Point to the aircraft carrier USS Constellation killing all 27 on board.

Nixon gave his reasons for rejecting immediately removing all troops, framing that option as the "first defeat in our Nation's history" that "would result in a collapse of confidence in American leadership, not only in Asia but throughout the world."

MACV announced that it was holding back on sending U.S. ground forces to reinforce Duc Lap Camp as a test of the ARVN's abilities to handle higher intensity combat.

[5]: 319 The story of the 1968 My Lai Massacre was revealed to the public by freelance American investigative reporter Seymour Hersh, who was contributing to the Dispatch News Service.

[5]: 324 The SS Badger State under contract to Military Sea Transportation Service and carrying a load of munitions bound for Da Nang had a bomb explode onboard causing a fire.