 "Hamner" followed this pattern of cruises until hostilities began in Korea on 24 June 1950.Deployed in the Far East at the time, "Hamner" sailed to the Korean coast and began shore bombardment of Communist positions and supply lines.After participating in the evacuation of Yongdok and the defense of Pohang Dong, "Hamner" joined Task Force 77 for the amphibious operations against Inchon on 15 September 1950.