Abdulhasan Yusop Sanajalun died on November 8, 2015.
He was a known Filipino militant (Abu Sayyaf).
Abdulhasan had outstanding warrants for his arrest for kidnapping and serious illegal detention with ransom issued by a court in Zamboanga City.
The leader of the group Abu Sayyaf Group and one of his aides were killed during a clash Sunday between the bandits and soldiers in Tuburan, Basilan, the military said.
Abdulhasan passed away on November 8, 2015 due to a gunshot from soldiers who engaged the group in a 30-minute gun battle, resulting in his death.