 Al-Mustansir's Abbasid successors continued in their official capacity as caliphs, but virtually held no power in the Mamluk government.The less than year-long reign of Caliph al-Musta'in as sultan in 1412 was an anomaly.In an anecdotal testament to the caliph's lack of real authority, a group of rebellious mamluks responded to Sultan Lajin's presentation of the Caliph al-Hakim's decree asserting Lajin's authority with the following comment, recorded by Ibn Taghribirdi