2015-12-22

The United States repealed its "don't ask, don't tell" policy on gay, lesbian and bisexual people in the military (signing pictured).

A dike ruptured at a waste containment area for a coal-fired power plant in Kingston, Tennessee, releasing 1.1 billion gallons (4.2 million m3) of coal fly ash slurry (aftermath pictured) in the largest industrial spill in US history.

Burhanuddin Rabbani of the Northern Alliance handed over power in Afghanistan to the interim government headed by Hamid Karzai.

Richard Reid unsuccessfully attempted to detonate a bomb in his shoe on a transatlantic flight from Paris to Miami.

Hussein Farrah Aidid relinquished the disputed title of President of Somalia.

Brazilian unionist and environmental activist Chico Mendes was murdered at his home in Xapuri.

While riding a New York City Subway train, Bernhard Goetz shot four African-American youths who had attempted to rob him, sparking a nationwide debate on vigilantism, racism, and the legal limits of self-defense.

Chaired by Sjafruddin Prawiranegara, the Emergency Government of the Republic of Indonesia was established to counter Dutch attempts to re-assert colonial control.

Members of the All-India Muslim League observed a "Day of Deliverance" to celebrate the resignations of members of the Indian National Congress over the decision to enter the Second World War at the request of the United Kingdom.

The Lincoln Tunnel, connecting New York City to Weehawken, New Jersey, opened.