Korean War

Events

Korean War

June 25, 1950 - July 27, 1953

Pre-War Events

United Nations passes American resolution calling for free elections in Korea

November 14, 1947

Korean Election Day

May 10, 1948

In North Korea, Democratic People's Republic of Korea (PRK) proclaimed

September 9, 1948

Dean Acheson speech to National Press Club, saying South Korea is not a vital part of the United States defense perimeter in Asia

January 12, 1949

Korean Aid Bill fails to pass the House of Representatives

January 19, 1949

NATO Pact signed

April 4, 1949

"Joe One"; Soviets test their first A-Bomb, the arms race begins

Approx. September 1949

Mao Zedong proclaims People's Republic of China (PRC)

October 2, 1949

Ho Chi Minh proclaims Democratic Republic of Vietnam (DRV)

January 14, 1950

Truman approves NSC-68

April 25, 1950

Republic of Korea elections in South Korea, Many conservatives ousted by moderates.

May 30, 1950

Battles/Important Events

North Korea invades South Korea, beginning of war

June 25, 1950

Destroyers USS Mansfield and USS De Haven help evacuate 700 Americans and friendly foreign nationals from Inchon, South Korea

June 26, 1950

33 Officers and men of Detachment X of the 507th Antiaircraft Artillery Battalion deploy from Japan to protect Suwon Airfield.

June 29, 1950

Near Samchock, South Korea, light cruiser USS Juneau conducts the first naval gunfire mission of the war

June 29, 1950

U.N. Defensive (Phase I)

President Harry S Truman deploys the 7th Fleet to the waters of Taiwan to prevent the spread of the conflict in Korea to other Far East Waters

June 27, 1950

First air victory of the war. A 68th All-Weather Squadron F-82 shoots down North Korean Yak fighter.

June 27, 1950

Fifth Air Force's 3rd Bombardment Group sends 18 B-26 Invader light bombers against Heijo Airfield near Pyongyang, capital of North Korea.

June 29, 1950

First United States infantry unit arrives in Korea

July 1, 1950

General Douglas MacArthur requests the immediate dispatch of a Marine Corps Regimental Combat Team

July 2, 1950

Off Chumunjin, the USS Juneau, HMS Jamaica and HMS Black Swan destroy three of four attacking North Korean torpedo boats

July 2, 1950

Navy fighters of Fighter Squadron 51 shoot down two North Korean Yak-9's, naval aviation's first kills of the war.

July 3, 1950

Battle of Osan

July 5, 1950

57 nurses arrive in Pusan, Korea

July 6, 1950

The Security Council of the United Nations passes a resolution recommending a unified command in Korea and asking the United States to name the commander

July 7, 1950

The first Provisional Marine Brigade is activated at Camp Pendleton, California, under the command of Brigadier General Edward A Craig, USMC.

July 7, 1950

President Truman designates the CINC/Far East Command, General of the Army Douglas MacArthur, as the commander of the United Nations Command

July 8, 1950

Sailors and Marines from USS Juneau land near Kashin, North Korea and destroy a railroad with explosives.

July 11, 1950

President Rhee places all ROK forces under operational control of CINC/United Nations Command.

July 14, 1950

Battle of Taejon.

July 19, 1950 - July 20, 1950

President Harry S. Truman authorizes the Department of Defense to call up reserve units and individual reservists.

July 19, 1950

The Commandant of the Marine Corps directs that the entire 1st Marine Division be brought to full war-time strength and embark between August 10-15 for duty in Korea.

July 25, 1950

More than 9,000 officers and enlisted men arrive at Camp Pendleton to reinforce units of the 1st Marine Division

August 1, 1950 - August 5, 1950

General Walker orders Eighth Army to withdraw behind Naktong River and form the Pusan perimter.

August 1, 1950

The first Marine Corps aviation missions against North Korea are flown from the USS Sicily by Corsairs from Marine Fighter Squadron 214

August 3, 1950

Marine Corps helicopters from the Marine Observation Squadron Six undertake the first air evacuation of Marine casualties in Korea.

August 4, 1950

A total of 84,478 troops participate in the defense of the Pusan Perimeter

August 4, 1950 - September 16, 1950

The first Marine aviation missions to be flown from the Badoeng Strait against North Korea targets are led by Corsairs from Marine Fighter Squadron 323.

August 6, 1950

The First Provisional Marine Brigade is engaged in heavy combat operations against North Korean forces near Chinju.

August 7, 1950 - August 13, 1950

The Marine Brigade opens the battle for "No Name Ridge" leading they way to the destruction of an enemy bridgehead at Naktong.

August 17, 1950

North Korean forces fail to break the United Nations perimeter defense at Pusan.

September 1, 1950 - September 5, 1950

The First Provisional Marine Brigade is deactivated and absorbed by the First Marine Division for the upcoming Inchon operation.

September 13, 1950

Vice Admiral Arthur D Struble's Task Force 7 conducts three days of pre-landing bombardment missions around the port of Inchon.

September 13, 1950 - September 15, 1950

USS Missouri shells targets near Samchok, the first bombardment mission by one of the four U.S. battleships that eventually serve in the war.

September 14, 1950

Inchon Operation and Liberation of Seoul.

September 15, 1950 - October 7, 1950

Inchon Landing - Operation Chromite

September 15, 1950

U.N. Offensive (Phase II)

Pusan Perimeter Breakout

September 16, 1950 - September 27, 1950

ROK units cross the 38th Parallel

September 30, 1950

American units cross the 38th Parallel.

October 7, 1950

Pyongyang captured

October 20, 1950

War's first airborne operation.

October 20, 1950

CCF Intervention (Phase III)

Chinese Communist Forces (CCF) launch their first phase offensive.

October 25, 1950

The 1st Marine Division makes an unopposed landing at Wonsan to begin operations in Northeast Korea and establish security for the port of Wonsan.

October 26, 1950

First U.S. battle with Chinese Communist Forces near Unsan

November 1, 1950 - November 2, 1950

The 7th Marines encounter and defeat Chinese Communist Forces in four days of fierce fighting at Sudong.

November 3, 1950 - November 7, 1950

FEAF B-29's and Navy aircraft attack Yalu River bridges in an attempt to isolate the battlefield.

November 8, 1950 - November 26, 1950

First all-jet combat in history

November 8, 1950

In the first jet-vs-jet combat in U.S. naval history, Lieutenant Commander William T. Amen's F9F Panther of Fighter Squadron 111 shoots down a Chinese MiG-15.

November 9, 1950

The U.S. Navy evacuates 105,000 American, South Korean, and allied troops, 91,000 civilian refugees and 350,000 tons of equipment and supplies from Hungnam, North Korea to Pusan, South Korea

November 10, 1950 - December 24, 1950

Units of the 1st Marine Division reach Hagaru-ri at the southern tip of the Chosen Reservoir

November 15, 1950

CCF Counteroffensive in North Korea

November 25, 1950 - December 15, 1950

Battle of the Changijin (Chosin) Reservoir

November 27, 1950 - December 15, 1950

General MacArthur orders Eighth Army to withdraw to avoid encirclement and orders X Corps to concentrate in the Hamhung-Hungnam coastal areas

November 28, 1950

2nd Infantry Division passes through the Kunu-ri "Gauntlet" while withdrawing after the Battle of the Ch'ongch'on River

November 30, 1950 - December 1, 1950

Lieutenant Thomas J. Hudner crash lands his F4U Corsair in the mountains of North Korea

December 4, 1950

Eighth Army establishes defensive positions around Seoul.

December 23, 1950

LTG Walton Walker is killed in a vehicle accident

December 23, 1950

LTG Matthew Ridgway arrives in Korea as 8th Army Commander to replace LTG Walker

December 26, 1950

Third Battle of Seoul results in the loss of the city to communist forces

December 31, 1950 - January 7, 1951

Third Phase CCF Offensive

December 31, 1950 - January 8, 1951

Communist forces capture Seoul

January 4, 1951

First U.N. Counteroffensive (Phase IV)

The 1st Marine Division particpates in routing enemy guerilla forces in the Masan-Pohang-Sondon-Andong areas

January 12, 1951 - February 15, 1951

Operation THUNDERBOLT

January 25, 1951

Operation WOLFHOUND

January 25, 1951

Battle of Twin Tunnels

February 1, 1951

Fourth Phase of CCF Offensive

February 11, 1951 - February 19, 1951

Battle of Chipyong-ni

February 13, 1951 - February 15, 1951

Seige of Wonsan

February 16, 1951 - July 27, 1953

Elements of the 1st Marine Division participate in Operation KILLER

February 21, 1951

Eighth Army mounts first major raids into North Korean partisans.

February 21, 1951

Operation RIPPER

March 7, 1951 - March 31, 1951

UN Forces retail Seoul

March 14, 1951

Operation TOMAHAWK

March 23, 1951

Operation RUGGED

April 1, 1951 - April 21, 1951

Operation DAUNTLESS

April 1, 1951 - April 21, 1951

The 1st Marine Division advances north to the Hwachon Reservoir

April 1, 1951 - April 21, 1951

President Truman relieves General MacArthur for insubordination and replaces him with General Ridgway.

April 11, 1951

War's first major aerial duel

April 12, 1951

CCF Spring Offensive (Phase V)

Battle of Imjin River

April 22, 1951 - April 25, 1951

Battle of Kapyong

April 22, 1951 - April 25, 1951

CCF First Spring Offensive

April 22, 1951 - April 29, 1951

CCF Offensive is stopped north of Seoul

April 30, 1951

Navy Task Force 77 carrier aircraft attacks and breaches the Hwachon Dam with torpedoes.

May 1, 1951

300-Plane strike, biggest raid of conflict, on Sinuiju

May 9, 1951

General Ridgway formally requests authority to abolish racial segregation in Far East Command

May 14, 1951

CCF Second Spring Offensive

May 15, 1951 - May 20, 1951

Operation STRANGLE

May 20, 1951 - September 20, 1951

Eighth Army counterattacks and pushes the enemy north of the 38th parallel.

May 20, 1951 - June 10, 1951

Battle for the Punchbowl

June 1, 1951 - June 20, 1951

U.N. Summer-Fall Offensive (Phase VI)

Korean War Truce Talks

July 10, 1951 - November 27, 1951

Battle of Bloody Ridge (Hill 983)

August 18, 1951 - September 5, 1951

Following the breakdown of truce negotiations, United Nations forces assume the offensive

August 31, 1951 - September 18, 1951

Battle of Heartbreak Ridge (Hill 931)

September 13, 1951 - October 15, 1951

Operation SUMMIT

September 21, 1951

Operation COMMANDO

October 3, 1951 - October 19, 1951

Aircraft carrier USS Essex attacks an enemy headquarter compound near Kapsan, North Korea

October 29, 1951

Marine Helicopter Squadron 161 conducts the first frontline relief of a Marine battalion during Operation SWITCH

November 11, 1951

General Ridgway orders LTG Van Fleet to have Eighth Army assume an "active defense"

November 12, 1951

Second Korean Winter (Phase VII)

In a rare air battle with Communist bombers, 31 Sabres knock down eight Tu-2 bombers, three La-9 propeller-driven fighters and one MiG-15

November 30, 1951

40th and 45th Infantry Divisions replace 24th Infantry and 1st Cavalry Divisions

December 1951 - February 1952

FEC establishes the Combined Command for Reconnaissance Activities, Korea, 8240th AU to coordinate the partisan and intelligence operations behind enemy lines

December 1951

The 1st Marine Division is moved from the "Punchbowl" area to a line on the western front on the left flank of the U.S. Eighth Army and becomes part of I Corps

March 23, 1952 - March 25, 1952

Korean Summer-Fall (Continuing Stalemate) 1952 (Phase VIII)

General Matthew Ridgway is appointed Supreme Allied Commander Europe (SACEUR) replacing General Dwight Eisenhower

May 1, 1952

Koie-do prison uprising begins

May 7, 1952

General Mark Clark assumes command of U.N. forces in Korea

May 12, 1952

Operation COUNTER

June 6, 1952 - June 14, 1952

Attacks on North Korea's hydroelectric dams, and other facilities. These attacks know out North Korea's power grid for two weeks

June 23, 1952 - June 26, 1952

First Battle for Old Baldy fought by the 2nd Infantry Division

July 17, 1952 - August 4, 1952

Battle of Bunker Hill

August 9, 1952 - August 16, 1952

War's largest air raid

August 29, 1952

Largest all-Navy raid

September 1, 1952

Battle of Bunker Hill

September 5, 1952 - September 15, 1952

Outpost Kelly

September 17, 1952 - September 24, 1952

The Battle for White Horse Hill

October 6, 1952 - October 15, 1952

In "Cherokee" Strikes, Navy and Marine aircrafts conduct a bombing campaign against battlefront enemy supply facilities

October 9, 1952 - July 27, 1953

Operation SHOWDOWN

October 14, 1952 - October 25, 1952

Battle for the "Hook"

October 26, 1952 - October 28, 1952

Jackson Heights

October 27, 1952 - October 29, 1952

Hill 851

November 3, 1952

Third Korean Winter (Phase IX)

T-Bone Hill

December 25, 1952

Operation SMACK

January 25, 1953

Hill 355

March 17, 1953

Old Baldy/Pork Chop Complex

March 23, 1953 - March 24, 1953

Outposts at the Nevada cities come under heavy attack

March 26, 1953 - March 30, 1953

The 1st Marine Aircraft Wing flies the first night close air support missions using intersecting searchlight beams to mark enemy targets

April 12, 1953

Battle of Pork Chop Hill

April 16, 1953 - April 18, 1953

Conclusion (Phase X)

Operation Little Switch

April 20, 1953 - April 26, 1953

Raid on Toksan Dam

May 13, 1953

During truce negotiations, Chinese Communist Forces launch regimental-strength attacks against the U.S. I Corps sector

May 28, 1953 - May 30, 1953

Navy and Marine Corps aircraft fly 910 sorties

June 15, 1953

USS Princeton launches 184 sorties

June 15, 1953

FAEF Sabres destroy 16 MiGs, the largest number shot down in one day

June 30, 1953

Battle of Pork Chop Hill

July 6, 1953 - July 10, 1953

Combat outpost Berlin and East Berlin come under heavy attack

July 7, 1953 - July 8, 1953

Major John Bolt becomes the Marine Corps first "ace" with kills on his fifth and sixth MiGs

July 11, 1953

Battle of Kumsong River Salient

July 13, 1953 - July 27, 1953

Lieutenant Guy Bordelon Jr becomes the Navy's one "ace"

July 16, 1953

Final U.S. ground combat

July 24, 1953 - July 26, 1953

The United States, North Korea, and China sign an armistice

July 27, 1953

Last air-kill of the war

July 27, 1953

Operation Big Switch (POW Exchange)

August 5, 1953 - December 23, 1953