A Sunni Muslim of Kurdish ethnicity, Saladin led the Muslim military campaign against the Crusader states in the Levant. At the height of his power, his sultanate included Egypt, Syria, Upper Mesopotamia, the Hejaz, Yemen and other parts of North Africa.
The built their civilization around it
and because they find water enough for them they did;t have to move to look for food
They created Spain, they made Spain a Catholic nation