What happened December 1950 AD

The trustees of Columbia University declined to accept Eisenhower's offer to resign in December 1950, when he took an extended leave from the university to become the Supreme Commander of the North Atlantic Treaty Organization (NATO), and he was given operational command of NATO forces in Europe.

X Corps managed to establish a defensive perimeter at the port city of Hungnam on 11 December and were able to evacuate by 24 December in order to reinforce the badly depleted US Eighth Army to the south.

On 16 December 1950, President Truman declared a national state of emergency with Presidential Proclamation No. 2914, 3 C.F.R. 99 (1953). which remained in force until 14 September 1978.

The next day, 17 December 1950, Kim Il-sung was deprived of the right of command of KPA by China.

UN morale hit rock bottom when Lieutenant General Walton Walker, commander of the U.S. Eighth Army, was killed on 23 December 1950 in an automobile accident.

Lieutenant General Matthew Ridgway assuming the command of the US Eighth Army on 26 December.

the PVA and the KPA launched their Third Phase Offensive (also known as the "Chinese New Year's Offensive") on New Year's Eve of 1950/51.