Actions and Campaigns in Korea
Major Campaigns and Operations of the Korean War*
Information for this page was taken from tables on pages 118-122 of the Army surgeon general's report Battle Casualties and Medical Statistics: U.S. Army Experience in the Korean War by Frank Reister.
*The report was written to reflect Army operations. Marine operations not listed. Informative comments from veterans who participated in any of the listed campaigns are welcome and appreciated.
Contents
Defensive Operations (major Communist offensives)
- Delaying invasion of South Korea 4 July-3 Aug. 1950
- Defense of Pusan perimeter 4 Aug.-15 Sept. 1950
- CCF counteroffensive in North Korea 25 Nov.-15 Dec. 1950
- CCF counterattack in Wonju-Chipyong area 12-21 Feb. 1951
- CCF first spring offensive 22-29 April 1951
- CCF second spring offensive 17-22 May 1951
- CCF attack on western and central fronts 6-13 Oct. 1952
- CCF attack ROK II Corps front 10-18 June 1953
- Battle of Kumsong River, salient 14-20 July 1953
Withdrawal Operations (Communist general offensive)
- Evacuation of Hungnam 1-24 Dec. 1950
Withdrawal from North Korea to Line "D" 2 Dec. 1950-16 Jan. 1951
Offensive Operations (major UN offensives)
- Breakout of Pusan perimeter 16-27 Sept. 1950
- Inchon landing and liberation of Seoul 18-30 Sept. 1950
- Operation Thunderbolt - Armed Recon to retake offensive 25 Jan-20 Feb 1951
- Operation Killer - to reestablish UN Line east of Wonju 21 Feb-7 March 1951
- Operation Ripper - to outflank Seoul and capture Chunchon 7 March-4 April 1951
- Operation Rugged - secure Phase Line Kansas n. of 38th parallel 1-15 April 1951
- Operation Dauntless - secure Phase Line Utah forward to Line Kansas 10-22 April 1951
- Operation Detonate - return to 38th parallel 3rd time, retake Line Kansas 20 May-8 June 1951
- Operation Piledriver - secure Phase Line Wyoming and the Iron Triangle 3-12 June 1951
- Operation Commando - secure Phase Line Jamestown 3-15 Oct. 1951
- Operation Nomad & Polar - secure Phase Lines later designated as line Missouri 13-22 Oct. 1951
Pursuit and Mopping-up Operations
- Pursuit & mopping-up south of 38th parallel 28 Sept.-30 Nov. 1950
- Pursuit north of 38th parallel to Yalu River 5 Oct.-27 Nov. 1950
- Iwon landing and pursuit north of 38th parallel 31 Oct.-27 Nov. 1950
Defensive Lines - excluding limited operations
- Line "D" - furthest CCF penetration into South Korea 5-29 Jan. 1951
- Line Boston - south bank of Han River; southeast of Seoul in I Corps sector 18 Feb.-6 March 1951
- Line Kansas - Eighth army Phase Line across Korea; north and south of 38th parallel 4-29 April 1951
Defensive lines - including limited operations
- Line Golden - I Corps Defensive Line north of Seoul, halting CCF spring offensive 29 April-19 May 1951
- Line No Name - Eighth Army Defensive Line in IX and X Corps, halting CCF spring offensive 29 April-19 May 1951
- Line Wyoming - I Corps Phase Line forward of Line Kansas, around 38th parallel 10 June-2 Oct. 1951
- Line Wyoming - IX Corps Phase Line forward of Line Kansas, above 38th parallel 13 June-31 Oct. 1951
- Line Kansas/Hays - X Corps Phase Lines above 38th parallel in X Corps sector 15 July-4 Oct. 1951
- Line Jamestown - main battle position I Corps sector on western front 7 Oct. 1951-27 July 1953
- Line Missouri - main battle position IX Corps sector on central front 23 Oct. 1951-27 July 1953
- Line Minnesota - main battle position X Corps sector on eastern front - 15 Oct. 1951-27 July 1953
- Line Wyoming - I Corps 10 June-3 Oct. 1951
- Line Wyoming - IX Corps 13 June-31 Oct. 1951
- Line Kansas/Hays - X Corps 15 July-15 Oct. 1951
- Line Jamestown - 7 Oct. 1951-27 July 1953
- Line Missouri - 23 Oct. 1951-27 July 1953
- Line Minnesota - 16 Oct. 1951-27 July 1953
Limited Operations from Defensive Lines
- Operations from Line Wyoming 26 June-3 Oct. 1951
- Line Wyoming - I Corps 1 July-3 Oct. 1951
- Operation Doughnut - to seize dominating terrain of Sobang Mountains 1-4 July 1951
- Raid on DIG and Kwijon-ni 3-8 Aug. 1951
- Attack on Hills 272 and 487 - 18-19 Aug. 1951
- Operation Citadel - to move MLR forward to OPLR 9-10 Sept. 1951
- Operation Clean-up I - attempt to sweep enemy from front of position 18 Sept. 1951
- Operation Clean-up II - to secure railroad running north from Uijongbu 29 Sept.-3 Oct. 1951
Line Wyoming - IX Corps 26 June-21 Sept. 1951
- Operation Cat and Dog - to destroy enemy positions and capture prisoners 26-28 June 1951
- Attack on Hills 682 and 850 - 12-15 July 1951
- Operation Cow Puncher - to secure Phase Line Utah forward of Line Wyoming - 2-3 Aug. 1951
- Attack on Hills 658 and 851 - 31 Aug.-4 Sept. 1951
- Operation Ohio-Sloan - to secure new positions on Line Wyoming - 8-12 Sept. 1951
- Operation Cleaver - Tank/Infantry raid in The Iron Triangle 21 Sept. 1951
- Operations from Line Kansas/Hays - X Corps 26 July-15 Oct. 1951
Line Kansas - 26 July-5 Sept. 1951
- Attack on Hills 1059, 1100, 1120, and 1179 - 26-30 July 1951
- Battle of Bloody Ridge (Ridge from Hill 900 to 983) - 27 Aug.-5 Sept. 1951
Line Hays - 9 Sept.-15 Oct. 1951
- Attack on Hill 868 - 9 Sept.-12 Sept. 1951
- First Battle of Heartbreak Ridge - 13-29 Sept. 1951
- Second battle of Heartbreak Ridge - 5-6 Oct. 1951
- Attack on Hills 851, 1220, and adjacent ridges - 7-15 Oct. 1951
- Operations from Lines Jamestown, Missouri, and Minnesota - 16 Oct. 1951-24 July 1953
Line Jamestown - I Corps - 16 Oct. 1951-24 July 1953
- Operation Polecharge - to secure three hill masses on Line 16-18 Oct. 1951
- Attack on Hill 199 - 24-30 Oct. 1951
- Defense of Hill 200 - 5-10 Nov. 1951
- First battle of Porkchop Hill - 22-25 Nov. 1951
- Operation Clam-up - cease activity to lure enemy patrols - 10-16 Feb. 1952
- Operation Counter - to secure eleven key terrain features on Outpost Line 7-25 June 1952
- First battle of Old Baldy - 26 June-17 July 1952
- Second battle of Old Baldy - 17-22 July 1952
- Third battle of Old Baldy - 1-4 Aug. 1952
- Fourth battle of Old Baldy - 18-21 Sept. 1952
- Defense of Outpost Kelly - 18-30 Sept. 1952
- Fifth battle of Old Baldy - 23-26 March 1953
- Third battle of Porkchop Hill (2nd battle fought by French Battalion) - 16-18 April 1953
- Defense of Outpost Carson, Elko, and Vegas - 28-30 May 1953
- Fourth battle of Porkchop Hill - 6-11 July 1953
- Defense of Outpost Dale and Westview - 23-24 July 1953
Line Missouri - IX Corps 10 Feb.-4 Nov. 1952
- Operation Clam-Up - cease activity to lure enemy patrols - 10-15 Feb. 1952
- Operation Showdown - to secure Hill 598 - 14-27 Oct. 1952
- Defense of Hill 391 - 24-28 Oct. 1952
- Defense of Outpost Charlie and King - 28 Oct.-4 Nov. 1952
Line Minnesota - X Corps - 10 Feb.-4 Nov. 1952
- Operation Clam-Up - cease activity to lure enemy patrols 10-15 Feb. 1952
- Defense of Heartbreak Ridge area - 6-7 Sept. 1952
- Defense of Heartbreak Ridge area - 3-4 Nov. 1952
Re-deploying/regrouping - 21 Dec. 1950-10 Jan. 1951
Corps or Army Reserve - 4 July 1950-27 July 1953
