The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel puppet regime The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel President Ngo Dinh Diem was assassinated The History Channel The History Channel The History Channel The History Channel Ngo Dinh Diem assassinated in South Vietnam The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel The History Channel puppet regime The History Channel The History Channel The History Channel