WHAT HAPPENED ON 20. DECEMBER
Want to find out what all happened on 20. December

The National Front for the Liberation of Vietnam is formed. (20. December 1960)

A Pennsylvania Railroad Budd Metroliner exceeds 155 mph on their New York Division, also present day Amtrak's Northeast Corridor. (20. December 1967)

The Zodiac Killer kills Betty Lou Jenson and David Faraday in Vallejo, California. (20. December 1968)

Zulfikar Ali Bhutto takes over as the fourth President of Pakistan. (20. December 1971)

The Prime Minister of Spain, Admiral Luis Carrero Blanco, is assassinated by a car bomb attack in Madrid. (20. December 1973)

Djibouti and Vietnam join the United Nations. (20. December 1977)

The Summit Tunnel fire is the largest underground fire in history, as a freight train carrying over 1 million liters of gasoline derails near the town of Todmorden, England in the Pennines. (20. December 1984)

Pope John Paul II announces the institution of World Youth Day. (20. December 1985)

In the worst peacetime sea disaster, the passenger ferry Doña Paz sinks after colliding with the oil tanker Vector in the Tablas Strait in the Philippines, killing an estimated 4,000 people (1,749 official). (20. December 1987)

The United Nations Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances is signed in Vienna, Austria. (20. December 1988)

United States invasion of Panama: The United States sends troops into Panama to overthrow government of Manuel Noriega. This is also the first combat use of purpose-designed stealth aircraft. (20. December 1989)

A Missouri court sentences the Palestinian militant Zein Isa and his wife Maria to death for the honor killing of their daughter Palestina. (20. December 1991)

Paul Keating sworn in as the 24th Prime Minister of Australia after defeating Bob Hawke in a leadership ballot of the Australian Labor Party. (20. December 1991)

NATO begins peacekeeping in Bosnia. (20. December 1995)

American Airlines Flight 965, a Boeing 757, crashes into a mountain 50 km north of Cali, Colombia killing 159. (20. December 1995)

NeXT merges with Apple Computer, starting the path to Mac OS X. (20. December 1996)

Macau is handed over to China by Portugal. (20. December 1999)

A gang of thieves steal £26.5 million worth of currency from the Donegall Square West headquarters of Northern Bank in Belfast, Northern Ireland, United Kingdom, one of the largest bank robberies in British history. (20. December 2004)

Aleksandër Moisiu University was founded in Durrës, Albania. (20. December 2005)

Elizabeth II becomes the oldest monarch of the United Kingdom, surpassing Queen Victoria, who lived for 81 years, 7 months and 29 days. (20. December 2007)