On This Day: November 11

At Carnuntum, Emperor emeritus Diocletian confers with Galerius, Augustus of the East, and Maximianus, the recently returned former Augustus of the West, in an attempt to end the civil wars of the Tetrarchy.

Henry I of England marries Matilda of Scotland, the daughter of Malcolm III of Scotland and a direct descendant of the Saxon king Edmund Ironside.

The Fourth Lateran Council meets, defining the doctrine of transubstantiation, the process by which bread and wine are, by that doctrine, said to transform into the body and blood of Christ.

Treaty of Granada: Louis XII of France and Ferdinand II of Aragon agree to divide the Kingdom of Naples between them.

The Mayflower Compact is signed in what is now Provincetown Harbor near Cape Cod.

Following pressure from Anglican bishop John Atherton, the Irish House of Commons passes An Act for the Punishment for the Vice of Buggery.

Second Battle of Khotyn in Ukraine: Polish-Lithuanian Commonwealth forces under the command of Jan Sobieski defeat the Ottoman army. In this battle, rockets made by Kazimierz Siemienowicz are successfully used.

Gottfried Leibniz demonstrates integral calculus for the first time to find the area under the graph of y = ƒ(x).

Joseph Blake, alias Blueskin, a highwayman known for attacking "Thief-Taker General" (and thief) Jonathan Wild at the Old Bailey, is hanged in London.

Riots break out in Lhasa after the murder of the Tibetan regent.