- June 25, 1950- North Korea invades South Korea with 135,000 men, initiating the Korean War.
- June 27, 1950- President Harry S. Truman deploys the 7th Fleet to the waters off 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. (Two enemy planes are destroyed in this battle).
- July 2, 1950- General Douglas MacArthur, Commander in Chief, Far East (CinCFE) requests the immediate dispatch of a Marine Corps Regimental Combat Team with its own air support for immediate duty in Korea.
- July 27, 1953-Seige of Wonsan. Task Force 95 (U.N. Blockade and Escort Force) blockades Wonsan Harbor. The seige is an unprecedented 861-day naval operation; the longest effective siege of a port in U.S. Navy history. February 16, 1951.
- April 11, 1951- President Truman relieves General MacArthur for insubordination and replaces him with General Ridgway. LTG James A. Van Fleet, the Commanding General of Second Army, is assigned as the new commander of Eighth Army.
- April 22-29, 1951- CCF First spring offensive. Largest single battle of the Korean War. CCF launch their Spring Offensive with 250,000 men in 27 divisions. Five U.S. Army divisions (2nd, 3rd, 7th, 24th and 25th) and the 1st Marine Division participate.
- November 27, 1951- Korean War truce talks began July 10, 1951. Although the talks started slowly, on November 27, 1951, the two sides agreed on the 38th parallel as a line of demarcation. U.N. forces undertook no major offensive operations for the remainder of the war. July 10.
- May 1, 1952- General Matthew Ridgway is appointed Supreme Allied Commander Europe (SACEUR), replacing General Dwight Eisenhower, who would go on to become the 34th President of the United States.
- May 12, 1952- General Mark Clark assumes command of U.N. forces in Korea.
- June 23-26, 1952- Navy, Air Force and Marine aircraft conduct a series of attacks that heavily damage North Korea's vital hydroelectric dams and related facilities at Suiho and other sites on the Yalu River between North Korea and the People's Repbulic of China. The attacks knock out North Korea's power grid for two weeks.
- August 29, 1952- War's largest air raid. FEAF and carrier planes bomb Pyongyang in a 1,403-sortie assault - the largest single-day raid of the war. August 29, 1952
- September 1, 1952- Largest all-Navy raid. A total of 144 planes from three carriers destroy the oil refinery at Aoji, North Korea.
- July 13-27, 1953- Battle of Kumsong River Salient. Last Communist offensive. CCF launch a six division attack partly largely directed at ROK forces because of the Republic of Korea's refusal to participate in the peace negotiations. CCF forces used superior firepower and overwhelming force to break the salient and destroy the elite ROK "White Tiger" regiment. Fighting continued in the area until the signing of the Armistice on July 27.
- July 27, 1953- Last air-kill of the war. F-86 pilot downs an enemy transport near the Manchurian border.
- July 27, 1953- The United States, North Korea and China sign an armistice, which ends the war but fails to bring about a permanent peace. To date, the Republic of Korea (South) and Democratic Peoples' Republic of Korea (North) have not signed a peace treaty.