In February 1962, Webster was ordered to South Vietnam and attached to Military Assistance Command, Vietnam headquarters under General Paul D. Harkins as assistant intelligence officer.
He served 13 months in that country and received newly established Joint Service Commendation Medal for service in that capacity.

Upon his return to the States, Webster attended National War College in Washington, D.C., and graduated in June 1964.
He then served as Secreatary of the General Staff at Headquarters Marine Corps until July 1966.
He left this staff work in Washington for duty as commanding officer of 8th Marine Regiment, 2nd Marine Division at Camp Lejeune, but remained stateside with that command.

In December 1966, when he was promoted to the rank of brigadier general and ordered to Coronado, California, as new commanding general of Landing Force Training Command, Pacific Fleet.
He was responsible for the amphibious training of all units of Fleet Marine Force, Pacific including that ones going to Vietnam and received the Legion of Merit for his service in this capacity.

At the beginning of April 1968, Webster received orders for his second tour of duty in Vietnam.
He joined 1st Marine Division under Major General Carl A. Youngdale as assistant division commander and also held additional duty as commanding general of Task Force X-Ray.
He led his command during Operation Houston in Thừa Thiên Province against North Vietnamese and Vietcong units and later in Vĩnh Lộc District.

Task Force X-Ray was deactivated at the beginning of August 1968 and Webster was ordered to Okinawa as Deputy Commanding General, Fleet Marine Force, Pacific (Forward).
He also held additional temporary duty as assistant commander, 3rd Marine Division under Major General Raymond G. Davis until November 7.
His second tour in Vietnam ended in June 1969 and Webster received the Legion of Merit with Combat "V" for "exceptional initiative and ability while rendering invaluable assistant in the enormous task of directing Marine Corps support activities in the Western Pacific area."

Upon his return to the United States and brief leave, Webster began his final tour of duty as commanding general, Marine Corps Base and deputy for support to the commanding general, Marine Corps Development and Education Command at Quantico, Virginia in July 1969.
He remained in that capacity until the end of June 1971, when he retired from the active service on July 1, 1971, following the 30 years of commissioned service.
Webster received third Legion of Merit for his service at Quantico.

He settled in Alexandria, Virginia, with his wife Dulcie Davidge Webster (1921–2011) and was a member of Army and Navy Club and the Westminister Presbyterian Church.
Webster died on December 16, 1992, in Bethesda Naval Hospital following a battle with cancer.
He is buried at Arlington National Cemetery, Virginia, together with his wife.
They had together two children.
In February 1962, Webster was ordered to South Vietnam and attached to Military Assistance Command, Vietnam headquarters under General Paul D. Harkins as assistant intelligence officer. He served 13 months in that country and received newly established Joint Service Commendation Medal for service in that capacity.
Upon his return to the States, Webster attended National War College in Washington, D.C., and graduated in June 1964. He then served as Secreatary of the General Staff at Headquarters Marine Corps until July 1966. He left this staff work in Washington for duty as commanding officer of 8th Marine Regiment, 2nd Marine Division at Camp Lejeune, but remained stateside with that command.
In December 1966, when he was promoted to the rank of brigadier general and ordered to Coronado, California, as new commanding general of Landing Force Training Command, Pacific Fleet. He was responsible for the amphibious training of all units of Fleet Marine Force, Pacific including that ones going to Vietnam and received the Legion of Merit for his service in this capacity.
At the beginning of April 1968, Webster received orders for his second tour of duty in Vietnam. He joined 1st Marine Division under Major General Carl A. Youngdale as assistant division commander and also held additional duty as commanding general of Task Force X-Ray. He led his command during Operation Houston in Thừa Thiên Province against North Vietnamese and Vietcong units and later in Vĩnh Lộc District.
Task Force X-Ray was deactivated at the beginning of August 1968 and Webster was ordered to Okinawa as Deputy Commanding General, Fleet Marine Force, Pacific (Forward). He also held additional temporary duty as assistant commander, 3rd Marine Division under Major General Raymond G. Davis until November 7. His second tour in Vietnam ended in June 1969 and Webster received the Legion of Merit with Combat "V" for "exceptional initiative and ability while rendering invaluable assistant in the enormous task of directing Marine Corps support activities in the Western Pacific area."
Upon his return to the United States and brief leave, Webster began his final tour of duty as commanding general, Marine Corps Base and deputy for support to the commanding general, Marine Corps Development and Education Command at Quantico, Virginia in July 1969. He remained in that capacity until the end of June 1971, when he retired from the active service on July 1, 1971, following the 30 years of commissioned service. Webster received third Legion of Merit for his service at Quantico.
He settled in Alexandria, Virginia, with his wife Dulcie Davidge Webster (1921–2011) and was a member of Army and Navy Club and the Westminister Presbyterian Church. Webster died on December 16, 1992, in Bethesda Naval Hospital following a battle with cancer. He is buried at Arlington National Cemetery, Virginia, together with his wife. They had together two children.
George D. Webster (USMC)