The Hashshashin (Assassins) attempt to murder Saladin near Aleppo.

Assassination of Conrad of Montferrat (Conrad I), King of Jerusalem, in Tyre, two days after his title to the throne is confirmed by election. The killing is carried out by Hashshashin.

Hulagu Khan captures and destroys the Hashshashin stronghold at Alamut in present-day Iran as part of the Mongol offensive on Islamic southwest Asia.