The Marines called it the "Chosin" Reservoir because that is what their Japanese-based maps called it. Many historians now agree that Task Force MacLean blocked the Chinese drive along the eastern side of Chosin for five days and allowed the Marines along the west side to withdraw into Hagaru-ri. Asked by Wiki User. In this epic battle, the 15,000 allies suffered 12,000 casualties including more than 3,000 KIA, 6,000 WIA, plus thousands of severe frostbite cases, while the enemy sustained more than 45,000 casualties. Furthermore, the task force destroyed the CCF 80th Division. The 1st Marine Division also reported 7,338 non-battle casualties due to the cold weather, adding up to a total of 17,833 casualties. Through extraordinary willpower, exceptional war-fighting skills, and countless acts of valor, US Marines and soldiers escaped the Chosin trap. Wiki User Answered . The Battle of Chosin Reservoir November – December 1950 North Korea (North of Jangjin and Hagaru-ri) Despite the losses, the US X Corps preserved much of its strength. 2012-11-13 17:35:00 2012-11-13 17:35:00. Battle of Chosin Reservoir order of battle is a list of the significant units that fought in the Battle of Chosin Reservoir between November 27, 1950 and December 13, 1950. The South Koreans, nationalistic sensibilities disturbed, preferred—and, indeed, would Answer. In November 1950 eight thousand fighters, most of the United States Marines struggled to survive the coldest winter in 100 years in North Korea. Surrounded by 120,000 Chinese soldiers, their only lifeline was a 15'-wide, steep mountain road they called the MSR (Main Supply Route) that … Chuck Norris had no survivors. Frozen Chosin: U.S. Marines at the Changjin Reservoir (PDF). Top Answer. The US X Corps and the ROK I Corps reported a total of 10,495 battle casualties: 4,385 US Marines, 3,163 US Army personnel, 2,812 South Koreans attached to American formations and 78 British Royal Marines. Battle of the Chosin Reservoir, Chosin also called Changjin, campaign early in the Korean War, part of the Chinese Second Offensive (November–December 1950) to drive the United Nations out of North Korea.The Chosin Reservoir campaign was directed mainly against the 1st Marine Division of the U.S. X Corps, which had disembarked in eastern North Korea and moved inland in severe winter … 1 2 3. About 105,000 soldiers, 98,000 civilians, 17,500 vehicles, and 350,000 tons of supplies were shipped from Hun… How many survived the Chosin Reservoir at Korea?