During her career, "Philippine Sea" served first in the Atlantic Ocean and saw several deployments to the Mediterranean Sea as well as a trip to Antarctica as a part of Operation Highjump. Sent to the Korean Peninsula at the outbreak of the Korean War, she sent aircraft in support of United Nations ground troops, first during the Battle of Pusan Perimeter and then during the Inchon Landings and the Second Battle of Seoul. She subsequently supported UN troops during the surprise Chinese attack and the Chosin Reservoir Campaign. "Philippine Sea" saw three tours to Korea during the war, receiving nine battle stars for her service.