Battles in Papua New Guinea

36 battles and sieges whose recorded location lies within the modern borders of Papua New Guinea (Oceania), ordered by date.

World War I era · World War II era

World War I era (1914–1918) · 2

• Battle of Bita Paka 1914Papua New Guinea · Asian and Pacific theater of World War I
• Siege of Toma 1914Papua New Guinea · Asian and Pacific theater of World War I

World War II era (1939–1945) · 34

• Battle of Buna–Gona 1942Papua New Guinea · New Guinea campaign
• Battle of Goodenough Island 1942Papua New Guinea · World War II
• Battle of Isurava 1942Papua New Guinea · World War II
• Battle of Milne Bay 1942Papua New Guinea · New Guinea campaign
• Battle of Mission Ridge–Brigade Hill 1942Papua New Guinea · World War II
• Battle of Port Moresby 1942Papua New Guinea · Pacific War
• Battle of Rabaul (1942) 1942Papua New Guinea · South-East Asian theater of World War II
• Battle of Arawe 1943Papua New Guinea · Pacific War
• Battle of Bobdubi 1943Papua New Guinea · World War II
• Battle of Cape Gloucester 1943Papua New Guinea · World War II
• Battle of John's Knoll–Trevor's Ridge 1943Papua New Guinea · World War II
• Battle of Kaiapit 1943Papua New Guinea · Finisterre Range campaign
• Battle of Lababia Ridge 1943Papua New Guinea · World War II
• Battle of Mount Tambu 1943Papua New Guinea · World War II
• Battle of Mubo 1943Papua New Guinea · World War II
• Battle of Roosevelt Ridge 1943Papua New Guinea · World War II
• Battle of Sattelberg 1943Papua New Guinea · Pacific War
• Battle of Sio 1943Papua New Guinea · World War II
• Battle of Wareo 1943Papua New Guinea · Huon Peninsula campaign
• Battle of Wau 1943Papua New Guinea · New Guinea campaign
• Bougainville campaign 1943Papua New Guinea · Pacific War
• Landing at Nadzab 1943Papua New Guinea · World War II
• Landing at Scarlet Beach 1943Papua New Guinea · Pacific War
• Landings at Cape Torokina 1943Papua New Guinea · Pacific War
• Operation Cartwheel 1943Papua New Guinea · South West Pacific theater of World War II
• Battle of Driniumor River 1944Papua New Guinea · New Guinea campaign
• Battle of Karavia Bay 1944Papua New Guinea · World War II
• Battle of Madang 1944Papua New Guinea · World War II
• Battle of Talasea 1944Papua New Guinea · World War II
• Battle of the Green Islands 1944Papua New Guinea · Pacific War
• Battle of Porton Plantation 1945Papua New Guinea · Pacific War
• Battle of Slater's Knoll 1945Papua New Guinea · Pacific War
• Battle of Tsimba Ridge 1945Papua New Guinea · Pacific War
• Battle of the Hongorai River 1945Papua New Guinea · Pacific War