The Bougainville (LHA 8) is the third America-class amphibious assault ship and the second U.S. Navy ship named after Bougainville island in the Solomon islands archipelago, Papua New Guinea, the location of a strategic World War II battle.

March 14, 2019 The keel authentication ceremony for the future USS Bougainville was held at Huntington Ingalls Industries, Ingalls Operations shipyard in Pascagoula, Miss.

September 30, 2023 The Pre-Commissioning Unit (PCU) Bougainville was launched from a floating dry-dock and moored at Ingalls West Bank Yard East Wharf.