Nguyễn Chánh Thi was an officer in the Army of the Republic of Vietnam. He is best known for being involved in frequent coups in the 1960s and wielding substantial influence as a key member of various
Thi (left) and Thiệu (right) during the 1960s. Both were prominent in Saigon military politics in the 1960s.
Nguyễn Cao Kỳ, Thi's fiercest rival.
William Westmoreland, the US commander in Vietnam, disapproved of Thi and supported his removal from command.
On February 19, 1965, some units of the Army of the Republic of Vietnam commanded by General Lâm Văn Phát and Colonel Phạm Ngọc Thảo launched a coup against General Nguyễn Khánh, the head of South Vie
Maxwell Taylor, the US Ambassador to South Vietnam, was an opponent of Khánh and encouraged the other South Vietnamese officers to launch a coup.
Tan Son Nhut Air Base, pictured here in 1962, was the headquarters of both the US and South Vietnamese military and a key target in any coup.