 The Siege of Tyre was an assault by the founder of what?
Siege of Tyre (1187): The Siege of Tyre took place from November 12, 1187 to January 1, 1188. Siege of Tyre (1187):  An army commanded by Saladin made an amphibious assault on the city, defended by Conrad of Montferrat. Saladin: An-Nasir Salah ad-Din Yusuf ibn Ayyub (Arabic: صلاح الدين يوسف بن أيوب‎ ‎ / ALA-LC: "Ṣalāḥ ad-Dīn Yūsuf ibn Ayyūb"; Kurdish: سەلاحەدینی ئەییووبی‎ / ALA-LC: "Selahedînê Eyûbî"), known as Salah ad-Din or Saladin ( ; 11374 March 1193), was the first sultan of Egypt and Syria and the founder of the Ayyubid dynasty.
Ayyubid dynasty