October 6
1066 – Apparently unaware of the size of the invading force that landed in the south, King Harold Godwinson leaves most of his badly mauled army at York, England as he marches the rest south in an attempt to surprise Duke William’s forces as he did Harald Hardrada’s at Stamford Bridge earlier
1536 – Bible translator William Tyndale is executed for heresy in Belgium.
1539 – The Spanish expedition of Hernado DeSoto takes over the Apalachee tribe’s capital of Anhaica, near modern day Tallahassee Florida, for their winter quarters.
1683 – German immigrant families found (you guessed it) Germantown, Pennsylvania.
1777 – To create a diversion to split the American forces of General Gates defending the Hudson River valley, British forces under the command of General Sir Henry Clinton capture Fort Clinton and Fort Montgomery, and dismantle the Hudson River Chain.
1884 – The Naval War College of the United States is founded in Rhode Island.
1898 – Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
1908 – Austria-Hungary takes the opportunity to formally annex Bosnia and Herzegovina from the Ottoman Empire as Bulgaria declares independence from the Ottomans causing a diplomatic crisis due to both events being seen as violations of the 1878 Treaty of Berlin between Austria-Hungary, France, Germany, Great Britain and Ireland, Italy, Russia, and the Ottoman Empire.
1927 – The Jazz Singer, the first feature length movie with both synchronized music and speech, opens at Warner Brother theater in New York
1942 – American troops complete operations to force Japanese troops from their positions east of the Matanikau River on Guadalcanal.
1973 – Egypt and Syria launch coordinated attacks against Israel, beginning the Yom Kippur War.
1981 – Egyptian President Anwar Sadat is assassinated at a military parade in Cairo, by members of Al-Jama’a al-Islamiyya
1993 – A mortar attack on the U.S. compound at Mogadishu, Somalia kills 1 Delta Force soldier, Sergeant Matthew Rierson and wounds another 12 U.S. service members.
1995 – The first planet orbiting another sun, 51 Pegasi b, first named Bellerophon, but later officially Dimidium is discovered.
2007 – Jason Lewis aboard Moksha completes the first human powered circumnavigation of the Earth.
2010 – Instagram is founded.
2018 – Brett Kavanaugh is confirmed as a Supreme Court Associate Justice.