1016 – Danes led by Cnut defeat the Saxon forces of Edmund Ironside at the Battle of Assandun (Ashingdon), completing their conquest of England
1767 – Boundary between Maryland and Pennsylvania, the Mason–Dixon line, is agreed upon
1918 – NHL’s Quebec Bulldogs are sold to Toronto businessman P. J. Quinn
1946 – First performance of Aaron Copland’s Third Symphony by the Boston Symphony Orchestra led by Serge Koussevitzky, often called the “Great American Symphony”
1953 – WTVK TV channel 26 in Knoxville, TN (NBC) begins broadcasting
1954 – Hurricane Hazel becomes the most severe to ever hit the US, killing 195 in the US and Canada
1979 – Stage musical “Beatlemania” opens in London
2023 – Climate activist Greta Thunberg is arrested at a demonstration outside an oil conference in London