What is Battle of Chosin Reservoir?
{{Infobox military conflict | conflict = Battle of Chosin Reservoir | partof = the [[Korean War]] | image = [[File:Chosin.jpg|300px|border|alt=Men advancing through the snow with a Tank]] | caption = A column of the [[1st Marine Division (United States)|US 1st Marine Division]] moves through Chinese lines during its breakout from the Chosin Reservoir | date = 27 November&nbsp;– 13 December 1950 | place = Chosin Reservoir, in present day [[Changjin]] County, [[South Hamgyong Province]], [[North Korea]] | result = See [[Battle of Chosin Reservoir#Aftermath|Aftermath]] section |territory = Chinese forces recover northeastern North Korea; UN forces withdraw. | combatant1 = {{flag|United Nations|size=23px}} ([[United Nations Command|UNC]]) * {{flag|United States|1912|size=23px}} * {{flag|South Korea|1949|size=23px}} * {{flag|United Kingdom}} | combatant2 = {{flag|China|size=23px}}<br />{{flag|North Korea|1949|size=23px}} | commander1 = {{flagicon|United Nations}} [[Douglas MacArthur]] <br /> {{flagicon|United States|1912}} [[Edward Almond]] <br /> {{flagicon|United States|1912}} [[Oliver P. Smith]] | commander2 = {{flagicon|China}} [[Peng Dehuai]] <br /> {{flagicon|China}} [[Song Shilun]] | units1 = see [[Battle of Chosin Reservoir order of battle]] | strength1 = '''Nominal''': 103,520<ref name=Appleman>{{cite book|last=Appleman|first=Roy|title=Escaping the Trap: The US Army X Corps in Northeast Korea, 1950 |publisher=Texas A&M University |series=Military History Series |year=1990 |isbn=9780890963951}}</ref>{{rp|37}}<br /> '''Committed''': ~30,000<ref name=Appleman/>{{rp|24}} | units2 = See [[Battle of Chosin Reservoir order of battle]] | strength2 = '''Nominal''': 150,000{{sfn|Xue & Li Part One|2000}}<br /> '''Committed''': ~120,000{{sfn|叶|2007|p=259}} | casualties1 = '''US sources''': <br /> 1,029 killed <br /> 4,894 missing <br /> 4,582 wounded <br /> 7,338 non-battle casualties<ref name=Appleman/>{{rp|345–7}}{{efn|The 1st Marine Division reported 604 killed, 114 dead of wou