Complex sentence: He reconquered Aden, Taiz, Ibb and besieged Shibam Kawkaban in 1570 for 7 months, the siege was lifted once a truce was reached.
Split into simpler sentences: He reconquered Aden, Taiz, Ibb and besieged Shibam Kawkaban in 1570 for 7 months. The siege was lifted once a truce was reached.