Saigon

Vietnam de facto · July 1, 1802 – June 4, 1862 (from the border data)
France de facto · June 5, 1862 – October 16, 1887 (from the border data)
French Indochina de facto · 1906 – March 9, 1945 (from the border data)
Japan de facto · December 8, 1941 – September 2, 1945 Military occupation (from the border data)
Vietnam de facto · March 11, 1945 – August 31, 1945 (from the border data)
North Vietnam de facto · September 2, 1945 – July 20, 1954 (from the border data)
South Vietnam de facto · October 26, 1955 – April 29, 1975 (from the border data)
Vietnam de facto · since July 2, 1976 (from the border data)