13-182 Korea Chosin retreat - link added
https://www.milsurps.com/images/impo...6858d8a7-1.jpg
Marines of the 5th and 7th Regiments, 1st Marine Division, receive the order to withdraw from their positions near the Chosin Reservoir in North Korea after repelling a surprise attack by three Chinese communist divisions. Photo was taken Nov. 29, 1950, two days after the Chinese entered the Korean War by throwing 200,000 shock troops against Allied forces. DoD Photo by Sgt. Frank C. Kerr, USMC.
1st Marine Division -- Encyclopedia Britannica