High Quality Content by WIKIPEDIA articles! USS Bairoko (CVE-115) (ex-Portage Bay) was a United States Navy Commencement Bay-class escort carrier. She was named after the Battle of Bairoko, a battle over Bairoko Harbor -- a small inlet on the north coast of New Georgia, Solomon Islands -- which took place on 20 July 1943 between American and Japanese forces. Bairoko eventually was occupied by American forces on 26 August 1943.