•
Japanese attacks on the U.S. or U.S. unincorporated territories •
Attack on Pearl Harbor 7 December 1941 •
Niihau Incident •
Battle of Guam (1941) December 1941 •
Battle of Wake Island December 1941 •
Japanese occupation of Philippines: December 1941 – May 1942 •
Japanese invasion of Batan Island December 1941 •
Japanese invasion of Vigan December 1941 •
Japanese invasion of Aparri December 1941 •
Japanese invasion of Legazpi December 1941 •
Japanese invasion of Davao December 1941 •
Japanese invasion of Lingayen Gulf December 1941 •
Japanese invasion of Lamon Bay December 1941 •
Battle of Bataan (1942), January–April 1942 •
Battle of Corregidor: May 1942 •
Bombardment of Ellwood February 1942 •
Battle of Los Angeles February 1942 • Japanese occupation of
Aleutian Islands •
Battle of Dutch Harbor: June 1942 •
Japanese occupation of Kiska: June 1942 •
Japanese occupation of Attu: June 1942 •
Bombardment of Fort Stevens June 1942 •
Lookout Air Raids September 1942 •
Japanese occupation of Hong Kong December 1941 •
Battle of Hong Kong •
Japanese occupation of Dutch East Indies: December 1941 – March 1942 •
Battle of Borneo (1941–42) •
Battle of Tarakan (1942) •
Battle of Balikpapan (1942) •
Battle of Manado (1942) •
Battle of Ambon (1942) •
Battle of Makassar Strait (1942) •
Fall of the Riau Islands (1942) •
Invasion of Sumatra (1942) •
Battle of Kalijati •
Battle of Kendari •
Battle of Leuwiliang •
Battle of Samarinda •
Battle of Banjarmasin •
Battle of Tjiater Pass •
Battle of Palembang (1942) •
Battle of Badung Strait (1942) •
Battle of Timor (1942–43) •
Battle of the Java Sea (1942) •
Battle of Sunda Strait (1942) •
Battle of Java (1942) •
Second Battle of the Java Sea (1942) •
Japanese Invasion of Rabaul, January–February 1942 •
Battle of Port Moresby, February 1942 – August 1943 •
Invasion of Buka and Bougainville, March – April 1942 •
Japanese attacks on Australia: February–June 1942 •
Bombing of Darwin: February 1942 •
Attack on Broome: March 1942 •
Attack on Sydney Harbour: May–June 1942 •
Raid on Darwin: May 1943 •
Operation K : March 1942 •
Japanese Invasion of Salamaua–Lae, March 1942 •
Raid on Heath's Farm July 1942 •
Doolittle Raid : April 1942 •
Japanese Invasion of Tulagi, May 1942 •
Battle of the Coral Sea, May 1942 •
Battle of Midway, June 1942 •
Japanese Invasion of Buna-Gona, July 1942 •
Kokoda Track campaign, July–November 1942 •
Battle of Kokoda •
Battle of Isurava, August 1942 •
First Battle of Eora Creek – Templeton's Crossing, August–September 1942 •
Battle of Mission Ridge – Brigade Hill, •
Battle of Ioribaiwa, September 1942 •
Second Battle of Eora Creek – Templeton's Crossing, October 1942 •
Battle of Oivi–Gorari, November 1942 •
Japanese occupation of Nauru August 1942 •
Battle of Milne Bay, August–September 1942 •
Guadalcanal Campaign: August 1942 – February 1943 •
Battle of Tulagi and Gavutu–Tanambogo, August 1942 •
Battle of Savo Island, August 1942 •
Makin Island raid, August 1942 •
Battle of the Tenaru: August 1942 •
Battle of the Eastern Solomons, August 1942 •
Battle of Edson's Ridge: September 1942 •
Actions along the Matanikau: September–October 1942 •
Battle of Cape Esperance, October 1942 •
Battle for Henderson Field: October 1942 •
Battle of the Santa Cruz Islands, October 1942 •
Matanikau Offensive: November 1942 •
Koli Point action: November 1942 •
Carlson's Patrol: November–December 1942 •
Naval Battle of Guadalcanal. November 1942 •
Battle of Tassafaronga, November 1942 •
Battle of Mount Austen, the Galloping Horse, and the Sea Horse: December 1942 •
Operation Ke: January – February 1943 •
Battle of Rennell Island: January 1943 •
New Guinea campaign: October 1942 – August 1945 •
Battle of Goodenough Island, October 1942 •
Battle of Buna–Gona, November 1942 – January 1943 •
Battle of Wau, January 1943 •
Battle of the Bismarck Sea, March 1943 •
Salamaua–Lae campaign, April–September 1943 •
Battle of Mubo, April–July 1943 •
Battle of Bobdubi, April–August 1943 •
Battle of Lababia Ridge, June 1943 •
Landing at Nassau Bay, June–July 1943 •
Battle of Roosevelt Ridge, July–August 1943 •
Battle of Mount Tambu, July–August 1943 •
Landing at Lae, September 1943 •
Landing at Nadzab, September 1943 •
Finisterre Range campaign, September 1943 – April 1944 •
Battle of Kaiapit September 1943 •
Battle of Dumpu September – October 1943 •
Battle of John's Knoll–Trevor's Ridge October 1943 •
Battle of the Pimple December 1943 •
Battle of Shaggy Ridge January 1944 •
Battle of Madang, February–April 1944 •
Huon Peninsula campaign, September 1943 – March 1944 •
Landing at Scarlet Beach, September–October 1943 •
Battle of Finschhafen, September–October 1943 •
Battle of Sattelberg, November 1943 •
Battle of Wareo, November–December 1943 •
Landing on Long Island, December 1943 •
Battle of Sio, December 1943March 1944 •
Landing at Saidor, January–February 1944 •
Landing on Emirau, March 1944 •
Bombing of Wewak •
Operation Vengeance, April 1943 •
Bougainville Campaign, November 1943 – August 1945 •
Battle of Koromokina Lagoon November 1943 •
Landings at Cape Torokina November 1943 •
Battle of Piva Forks November 1943 •
Battle for Piva Trail November 1943 •
Battle of the Coconut Grove November 1943 •
Raid on Koiari November 1943 •
Battle of Hellzapoppin Ridge and Hill 600A December 1943 •
Neutralisation of Rabaul January-February 1944 •
Torokina Airfield March 1944 •
Piva Airfield March 1944 •
Battle of the Green Islands February 1944 •
Bougainville counterattack March 1944 •
Battle of the Perimeter March 1944 •
Battle of Pearl Ridge, December 1944 •
Battle of Tsimba Ridge January – February 1945 •
Battle of Slater's Knoll, March – April 1945 •
Battle of the Hongorai River May – June 1945 •
Battle of Porton Plantation June 1945 •
Battle of Ratsua June – August 1945 •
New Britain campaign, December 1943 – August 1945 •
Bombing of Rabaul November 1943 •
Battle of Arawe December 1943 - February 1944 •
Battle of Cape Gloucester: December 1943 – April 1944 •
Battle of Karavia Bay, February 1944 •
Battle of Talasea March 1944 •
Landing at Jacquinot Bay November 1944 •
Battle of Wide Bay–Open Bay December 1944 - April 1945 •
Admiralty Islands campaign, February–May 1944 •
Western New Guinea campaign, April 1944 – August 1945 •
Landing at Aitape Apri-May 1944 •
Battle of Hollandia April-June 1944 •
Battle of Wakde May 1944 •
Battle of Lone Tree Hill May-September 1944 •
Battle of Biak May-August 1944 •
Battle of Noemfoor July-August 1944 •
Battle of Driniumor River July-August 1944 •
Battle of Sansapor July-August 1944 • .
Battle of Morotai September-October 1944 •
Aitape-Wewak campaign 1944-1945 •
Aleutian Islands Campaign, March–August 1943 •
Landing at Amchitka, January 1943 •
Battle of the Komandorski Islands: March 1943 •
Battle of Attu: May 1943 •
Battle of the Pips: July 1943 •
Operation Cottage: August 1943 •
Solomon Islands Campaign, June–November 1943 •
Battle of Blackett Strait, March 1943 •
Operation I-Go, April 1943 •
Operation Cartwheel, June 1943 – March 1944 •
Operation SO and SE, June 1943 •
New Georgia Campaign, June–August 1943 •
New Georgia counterattack, July 1943 •
Landings on Rendova, June–July 1943 •
Battle of Viru Harbor, June–July 1943 •
Battle of Arundel Island, August–September 1943 •
Battle of Munda Point: July–August 1943 •
Drive on Munda Point: July 1943 •
Battle of Wickham Anchorage, June-July 1943 •
Battle of Kula Gulf: July 1943 •
Battle of Bairoko: July 1943 •
Battle of Enogai: July 1943 •
Battle of Kolombangara: July 1943 •
Battle off Horaniu: August 1943 •
Battle of Vella Gulf: August 1943 •
Land Battle of Vella Lavella: August–October 1943 •
Naval Battle of Vella Lavella: October 1943 •
Raid on Choiseul: October–November 1943 •
Battle of Empress Augusta Bay: November 1943 •
Battle of Cape St. George: November 1943 •
Battle of the Treasury Islands: November 1943 •
Operation Dexterity, December 1943 •
Battle of Karavia Bay, February 1944 •
Gilbert and Marshall Islands campaign, November 1943 – February 1944 •
Battle of Tarawa, November 1943 •
Battle of Makin, November 1943 •
Attack on Truk, February 1944 •
Battle of Eniwetok, February 1944 •
Mariana and Palau Islands campaign, June–November 1944 •
Battle of Saipan, June 1944 •
Battle of the Philippine Sea, June 1944 •
Battle of Guam (1944), July–August 1944 •
Battle of Tinian, July–August 1944 •
Battle of Peleliu, September–November 1944 •
Shin'yō Maru incident, September 1944 •
Battle of Angaur, September–October 1944 •
Formosa Air Battle, October 1944 •
Philippines Campaign (1944–45): October 1944 – September 1945 •
Battle of Leyte: October–December 1944 •
Battle of Leyte Gulf: October 1944 •
Battle off Samar: 25 October 1944 •
Battle of Ormoc Bay: November–December 1944 •
Battle of Mindoro December 1944 •
Battle of Luzon: January–August 1945 •
Raid at Cabanatuan January 1945 •
South China Sea raid January 1945 •
Battle of Camotes Islands January 1945 •
Invasion of Lingayen Gulf January 1945 •
Battle of Maguindanao January – September 1945 •
Battle of Bataan (1945) January – February 1945 •
Battle of Corregidor (1945) February 1945 •
Battle of Manila (1945): February–March 1945 •
Battle of Wawa Dam: February – March 1945 •
Raid on Los Baños February 1945 •
Battle of Baguio: February – April 1945 •
Battle of Villa Verde Trail February – May 1945 •
Invasion of Palawan February – April 1945 •
Battle of Bacsil Ridge: March 1945 •
Talisay Landing: March 1945 •
Battle of Visayas: March – August 1945 •
Battle of Mindanao: March–Aug 1945 •
Battle of Davao April – June 1945 •
Battle for Cebu City: March–Apr 1945 •
Battle of Bessang Pass June 1945 •
Battle of Mayoyao Ridge July – August 1945 •
Battle of Iwo Jima: February–March 1945 •
Battle of Okinawa: April–June 1945 •
Operation Ten-Go •
Operation Kikusui •
Attack on Kure (March 1945) •
Attacks on Kure and the Seto Inland Sea July 1945 •
Attack on Yokosuka •
Borneo campaign, May – August 1945 •
Battle of Tarakan (1945) May – June 1945 •
Battle of North Borneo June – August 1945 •
Battle of Labuan, June 1945 •
Battle of Balikpapan (1945): July 1945 •
Atomic bombings of Hiroshima and Nagasaki: August 1945 •
Kyūjō incident August 1945 •
Soviet invasion of Manchuria August 1945 •
Battle of Mutanchiang August 1945 •
Siege of Hutou Fortress •
Seishin Operation •
Soviet invasion of South Sakhalin •
Soviet assault on Maoka •
Invasion of the Kuril Islands •
Battle of Shumshu •
Liberation of Hong Kong ==China Front==