1066: Battle of Stamford Bridge: English army under King Harold II defeats invading Norwegians led by King Harald Hardrada and Harold’s brother Tostig, who are both killed

1237: Treaty of York is signed between Kings Henry III of England and Alexander II of Scotland, establishing a boundary between the two countries that remains mostly unchanged in modern times

1513: Spanish explorer Vasco Núñez de Balboa crosses the Isthmus of Panama, becoming the first European to see the Pacific Ocean

1789: The First U.S. Congress proposes the ​Bill of Rights​, a set of amendments to the constitution guaranteeing essential liberties including freedom of speech, freedom of the press, and the right to peaceful assemble

1906: Leonardo Torres Quevedo successfully demonstrates the Telekino in Bilbao before a large crowd, guiding a boat from the shore, considered the birth of remote control

1926: Henry Ford announces an 8-hour, 5-day workweek for workers at Ford Motor Company

1981: Sandra Day O’Connor is sworn in as the first female US Supreme Court Justice

Source: Onthisday.com