defeating the Mongols at Ain Jalut
founding the Bahri Mamluk dynasty
expelling Crusaders from the Levant
patronage of Islamic institutions
reforming the Mamluk military
building mosques and madrasas
restoring the Abbasid Caliphate in Cairo
building Qal'at al-Jabal (the Citadel of Cairo)
constructing bridges and roads
establishing postal routes in Egypt and Syria