1431 Invasion of Granada by the Castilians. The Moors are defeated, whereat they depose Muhammed, and declare Yusuf Al-Hamar king. He dies in six months, and Muhammed is again restored.
1435 The Castilians again invade Granada, and take Huesca.
1445 Deposition of Muhammed by his nephew Muhammed Osmin. His entire reign is troubled by a rival claimant, his cousin, Muhammed b. Ismail, who has support of Juan II of Castile.
1454 Muhammed (X) Ismail finally gets the throne from his cousin. He quarrels with the Castilians, who defeat him, and take the Ximena from him.
1466 Death of Muhammed. His son Mulei Ali Abul-Hassan succeeds.
1478 War with Castile renewed when Abul-Hassan refuses to pay tribute.
1482 Disastrous defeats of the Moors. Alhama taken. Abul-Hassan’s son Abu Abdallah (Boabdil) revolts against him.
1483 Slight gain of Abul-Hassan over the Christians. Abu Abdallah, encouraged by Ferdinand of Castile and Aragon in his rebellion, is proclaimed king by one faction.
1484 Abul-Hassan compelled to resign his crown, and his brother Abdallah Az-Zagal is made king, as rival to Abu Abdallah. Ferdinand, taking advantage of this internal discord, makes great progress with his arms.
1487 Surrender of Malaga to Ferdinand, after long siege and several defeats of Abdallah. Ferdinand takes other towns.