The 7th Infantry Division's Operation Showdown launched in the early morning hours of 14 October 1952, with the 31st Infantry and 32nd Infantry at the head of the attack. The target of the assault was the Triangle Hill complex northeast of Kumhwa. The 7th Infantry Division remained in the Triangle Hill area until the end of October, when it was relieved by the 25th Infantry Division. The 7th Infantry Division was highly praised by commanders for its tenacity through the fight.
