United States theaters of operations in World War II

The 16 officially recognized US Army campaigns in the European Theater of Operations are:[1]

• North Africa campaigns:
  • Egypt-Libya: 11 June 1942 – 12 February 1943, American participation in the Western Desert campaign
  • Algeria-French Morocco: 8–11 November 1942, the allied landings in North Africa
  • Tunisia: 17 November 1942 – 13 May 1943, the Tunisian campaign
• Italy campaigns:
  • Sicily: 9 July – 17 August 1943, the allied invasion and liberation of Sicily
  • Naples-Foggia:
    • Air: 18 August 1943 – 21 January 1944
    • Ground: 9 September 1943 – 21 January 1944, from the Allied invasion of Italy to the Winter Line battles
  • Anzio: 22 January – 24 May 1944, the landing and battle at Anzio
  • Rome–Arno: 22 January – 9 September 1944, from the landing at Anzio to the arrival at the Gothic Line
  • Northern Apennines: 10 September 1944 – 4 April 1945, the Gothic Line battles
  • Po Valley: 5 April – 8 May 1945, the allied spring offensive 1945

• Western Europe campaigns:
  • Air Offensive Europe: 4 July 1942 – 5 June 1944, from the first American bombing mission over enemy-occupied territory in Europe to the night before D-day
  • Normandy: 6 June – 24 July 1944, the allied landings in Normandy
  • Northern France: 25 July – 14 September 1944, from Operation Cobra to the beginning of Operation Market Garden
  • Southern France: 15 August – 14 September 1944, the allied landings in Southern France
  • Rhineland: 15 September 1944 – 21 March 1945, from Operation Market Garden to the start of the allied invasion of Germany
  • Ardennes-Alsace: 16 December 1944 – 25 January 1945, the Battle of the Bulge
  • Central Europe: 22 March – 11 May 1945, the allied invasion of Germany

The nine officially recognized US Navy campaigns in the European Theater of Operations are:[2]

• North African occupation: allied landings in North Africa
• Sicilian occupation: allied landings in Sicily
• Salerno landings: allied landings in Southern Italy
• West Coast of Italy operations (1944): allied landing at Anzio and subsequent supply of the Anzio beachhead
• Invasion of Normandy: allied landings in Normandy
• Northeast Greenland operation
• Invasion of Southern France: allied landings in Southern France
• Reinforcement of Malta: allied convoys to supply besieged Malta
• Escort, antisubmarine, armed guard and special operations

The 16 officially recognized US Army campaigns in the European Theater of Operations are:[3]

• Pacific Ocean Areas Command:
  • Central Pacific: 7 December 1941 – 6 December 1943, allied landings on Tarawa and Makin during the Gilbert and Marshall Islands campaign
  • Air Offensive Japan: 17 April 1942 – 2 September 1945
  • Aleutian Islands: 3 June 1942 – 24 August 1943, the Aleutian Islands campaign
  • Northern Solomons: 22 February 1943 – 21 November 1944, part of the Solomon Islands campaign
  • Eastern Mandates: 31 January – 14 June 1944, allied landings on Kwajalein and Eniwetok during the Gilbert and Marshall Islands campaign
  • Western Pacific: 15 June 1944 – 2 September 1945, the Mariana and Palau Islands campaign
  • Ryukyus: 26 March – 2 July 1945, the allied landings on Okinawa

• South West Pacific Areas Command:
  • Philippine Islands: 7 December 1941 – 10 May 1942, the Japanese conquest Philippines
  • East Indies: 1 January – 22 July 1942, Japanese conquest of the Dutch East Indies
  • Papua: 23 July 1942 – 23 January 1943, part of the New Guinea campaign
  • Guadalcanal: 7 August 1942 – 21 February 1943, the Guadalcanal campaign
  • New Guinea: 24 January 1943 – 31 December 1944, the New Guinea campaign
  • Bismarck Archipelago: 15 December 1943 – 27 November 1944
  • Leyte: 17 October 1944 – 1 July 1945, allied landings and liberation of Leyte
  • Luzon: 15 December 1944 – 4 July 1945, allied landings and liberation of Luzon
  • Southern Philippines: 27 February – 4 July 1945, allied liberation of the Southern Philippines during the Philippines campaign