Please answer the following question: Facts:   - dynasty: almohad    - issue: yusuf ii    - title: caliph of morocco    - reign: 1199-1213    - death date: 1213    - spouse: qamar      - father: abu yusuf yaqub al-mansur    - name: muhammad al-nasir    - religion: islam   Based on these bullet points, write a short biography describing the life of muhammad al-nasir .
A:
muhammad al-nasir -lrb- الناصر لدين الله محمد بن المنصور , '' an-nāṣir li-dīn allah muḥammad ibn al-manṣūr '' , died 1213 -rrb- was the fourth almohad caliph from 1199 until his death .on january 25 , 1199 , al-nasir 's father abu yusuf yaqub al-mansur died ; al-nasir was proclaimed the new caliph that very day .al-nasir inherited from his father an empire that was showing signs of instability .because of his father 's victories against the christians in the iberian peninsula -lrb- al-andalus -rrb- , he was temporarily relieved from serious threats on that front and able to concentrate on combating and defeating banu ghaniya attempts to seize ifriqiya -lrb- tunisia -rrb- .needing , after this , to deal with problems elsewhere in the empire , he appointed abu mohammed ibn abi hafs as governor of ifriqiya , so unwittingly inaugurating the rule of the hafsid dynasty there , which lasted until 1574 .