 Suffering from a lack of supplies and mounting casualties, the regiment was committed to the Battle of Pusan Perimeter as part of a push to force United Nations (UN) troops out of Korea.The regiment saw its final action at the Battle of P'ohang-dong, fighting unsuccessfully to take the town from U.N. troops.Racked by U.N. naval and air forces and suffering extensive losses from continuous fighting, the regiment was forced to retreat from the P'ohang-dong battlefield.