Battle Timeline
November 27 – December 24, 1950: A day-by-day chronicle of the Battle of Chosin Reservoir
27
Nov 27, 1950
Military Action
Chinese Offensive Begins
Eight Chinese divisions launch surprise attack on US Marines at Yudam-ni.
Yudam-ni
Critical Event
28
Nov 28, 1950
Military Action
Task Force Faith Attacked
Army units east of the reservoir come under heavy attack.
East of Reservoir
Critical Event
29
Nov 29, 1950
Military Action
Hell Fire Valley Ambush
Task Force Drysdale ambushed while attempting to reinforce Hagaru-ri.
Hell Fire Valley
1
Dec 1, 1950
Military Action
Breakout from Yudam-ni
Marines begin fighting withdrawal from Yudam-ni to Hagaru-ri.
Yudam-ni
Critical Event
9
Dec 9, 1950
Logistics
Treadway Bridge Air Drop
C-119 aircraft drop Treadway bridge sections at Funchilin Pass.
Funchilin Pass
Critical Event
24
Dec 24, 1950
Evacuation
Evacuation Complete
Over 100,000 troops and refugees evacuated by sea from Hungnam.
Hungnam
Critical Event