November 27
1095 – In support of the Byzantine Empire’s request for military assistance, Pope Urban II declares the First Crusade to recover the Holy Land from moslem rule, at the Council of Clermont.
1727 – The foundation stone to the Jerusalem Church in Berlin is laid.
1839 – The American Statistical Association is founded in Boston
1868 – Lieutenant Colonel George Custer leads an attack on Cheyenne living on reservation land along the Washita river
1895 – At the Swedish–Norwegian Club in Paris, Alfred Nobel signs his last will and testament, setting aside his estate to establish the Nobel Prize after he dies.
1896 – Also sprach Zarathustra, by Richard Strauss, is first performed in Frankfurt Germany
1901 – The U.S. Army War College is established.
1924 – In New York City, the first Macy’s Thanksgiving Day Parade is held.
1934 – Mortally wounded in a gun fight with 4 F.B.I. agents in Barrington, Illinois, near Chicago, Gangster George ‘Baby Face’ Nelson, age 25, escapes after killing 1 and mortally wounding another of the agents and finally dies in a safehouse in Wilmette. His body is dumped in a cemetery in Skokie by his wife and his accomplice John Chase
1945 – The Cooperative for American Remittances to Europe is founded to a send CARE Packages of food relief to Europe after World War II.
1965 – Pentagon advisors tell President Johnson that if planned operations are to succeed, the number of American troops in Vietnam has to be increased from 120,000 to 400,000.
1973 – By terms of the 25th amendment, the Senate votes 92–3 to confirm Michigan Representative Gerald Ford’s nomination as Vice President of the United States.
1978 – In San Francisco, city mayor George Moscone and city supervisor Harvey Milk are assassinated by former supervisor Dan White, opening the way for the President of the San Francisco Board of Supervisors, Dianne Feinstein to be appointed as Mayor and starting her ascent to higher political offices.
1989 – The Medellín Cartel places a bomb aboard Avianca Flight 203, a Boeing 727, which explodes in mid air over Soacha, Colombia, killing all 107 passengers and crew on board and 3 people on the ground.
1991 – The United Nations Security Council adopts Security Council Resolution 721, leading the way to the establishment of peacekeeping operations in the states of the former Yugoslavia.
2001 – A hydrogen atmosphere is discovered on the extrasolar planet Osiris of the star HD 209458 in the constellation of Pegasus, by the Hubble Space Telescope, the first atmosphere detected on an extrasolar planet.
2015 – A man enters a Planned Parenthood facility in Colorado Springs, shooting and killing 2 and wounding 6 and later wounds 4 responding Colorado Springs Police Officers with 1 officer later dying, before surrendering.
2020 – Iran’s top nuclear scientist, Mohsen Fakhrizadeh, is assassinated while traveling to his vacation villa in the city of Absard near Tehran.