On November 20:
284 – Diocletian was chosen as Roman Emperor.
762 – During An Shi Rebellion, Tang Dynasty, with the help of Huihe tribe, recaptured Luoyang from the rebels.
1194 – Palermo was conquered by Emperor Henry VI.
1407 – A truce between John the Fearless, Duke of Burgundy and Louis of Valois, Duke of Orléans was agreed under the auspices of John, Duke of Berry.
1695 – Zumbi, the last of the leaders of Quilombo dos Palmares in Brazil, was executed.
1620 – Peregrine White, was born – first English child born in the Plymouth Colony (d. 1704).
1700 – Great Northern War: Battle of Narva – King Charles XII of Sweden defeated the army of Tsar Peter the Great at Narva.
1739 – Start of the Battle of Porto Bello between British and Spanish forces during the War of Jenkins’ Ear.
1765 Sir Thomas Fremantle, British naval captain, was born (d. 1819).
1820 – An 80-ton sperm whale attacked the Essex (a whaling ship from Nantucket, Massachusetts) 2,000 miles from the western coast of South America (Herman Melville’s 1851 novel Moby-Dick was in part inspired by this story).
1841 – Maketu Wharetotara, the 17-year-old son of the Nga Puhi chief Ruhe, killed five people at Motuarohia in the Bay of Islands.
1845 – Argentine Confederation: Battle of Vuelta de Obligado.
1889 – Edwin Hubble, American astronomer, was born (d. 1953).
1900 – Chester Gould, American comic strip artist, creator of Dick Tracey, was born.
1908 – Alistair Cooke, British-born journalist, was born (d. 2004).
1910 – Francisco I. Madero issued the Plan de San Luis Potosi, denouncing President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
1917 – World War I: Battle of Cambrai began.
1917 – Ukraine was declared a republic.
1923 – Rentenmark replaced the Papiermark as the official currency of Germany at the exchange rate of one Rentenmark to One Trillion (One Billion on the long scale) Papiermark.
1925 Robert F. Kennedy, American politician was born (d. 1968).
1936 – Jose Antonio Primo de Rivera, founder of the Falange, was killed by a republican execution squad.
1937 Parachuting Santa, George Sellars, narrowly escaped serious injury when he was able to sway his parachute just in time to avoid crashing through the glass roof of the Winter Gardens during the Farmers’ Christmas parade.
1940 – World War II: Hungary becomes a signatory of the Tripartite Pact, officially joining the Axis Powers.
1942 Joe Biden, 47th Vice President of the United States, was born.
1943 – World War II: Battle of Tarawa (Operation Galvanic) begins – United States Marines land on Tarawa Atoll in the Gilbert Islands and suffer heavy fire from Japanese shore guns and machine guns.
1945 – Nuremberg Trials: Trials against 24 Nazi war criminals start at the Palace of Justice at Nuremberg.
1947 – The Princess Elizabeth marries Lieutenant Philip Mountbatten at Westminster Abbey in London.
1952 – Slánský trials – a series of Stalinist and anti-Semitic show trials in Czechoslovakia.
1956 – Bo Derek, American actress, was born.
1962 – Cuban Missile Crisis ended: In response to the Soviet Union agreeing to remove its missiles from Cuba, U.S. President John F. Kennedy ended the quarantine of the Caribbean nation.
1969 – Vietnam War: The Cleveland Plain Dealer published explicit photographs of dead villagers from the My Lai massacre.
1974 – The United States Department of Justice filed its final anti-trust suit against AT&T.
1975 – Francisco Franco, Caudillo of Spain, died after 36 years in power.
1979 – Grand Mosque Seizure: About 200 Sunni Muslims revolted in Saudi Arabia at the site of the Kaaba in Mecca during the pilgrimage and take about 6000 hostages. The Saudi government received help from French special forces to put down the uprising.
1984 – The SETI Institute was founded.
1985 – Microsoft Windows 1.0 was released.
1989 – Velvet Revolution: The number of protesters assembled in Prague, Czechoslovakia swells from 200,000 the day before to an estimated half-million.
1991 – An Azerbaijani MI-8 helicopter carrying 19 peacekeeping mission team with officials and journalists from Russia, Kazakhstan and Azerbaijan was shot down by Armenian military forces in Khojavend district of Azerbaijan.
1992 – Fire broke out in Windsor Castle, badly damaging the castle and causing over £50 million worth of damage.
1993 – Savings and loan crisis: The United States Senate Ethics Committee issued a stern censure of California senator Alan Cranston for his “dealings” with savings-and-loan executive Charles Keating.
1994 – The Angolan government and UNITA rebels signed the Lusaka Protocol in Zambia, ending 19 years of civil war.
1998 – A court in Taliban-controlled Afghanistan declared accused terrorist Osama bin Laden “a man without a sin” in regard to the 1998 U.S. embassy bombings in Kenya and Tanzania.
1998 – The first module of the International Space Station, Zarya, was launched.
2001 – In Washington, D.C., U.S. President George W. Bush dedicated the United States Department of Justice headquarters building as the Robert F. Kennedy Justice Building, honoring the late Robert F. Kennedy on what would have been his 76th birthday.
2003 – A second day of the 2003 Istanbul Bombings destroyed the Turkish head office of HSBC Bank AS and the British consulate.
2008 – After critical failures in the US financial system began to build up after mid-September, the Dow Jones Industrial Average reached its lowest level since 1997.
Sourced from NZ History Online & Wikipedia