During his 22 years in Israeli prison, Sinwar was an avid student not only of Hebrew but also of Jewish history, including pogroms. His 2011 release brought another lesson: Sinwar, known at the time as the “Butcher of Khan Yunis” for his brutality in dispatching suspected informers,

Analysts call the killing of several Hamas leaders, including Yahya Sinwar, a deep blow to the Palestinian militant group, but expect it to keep fighting.

Hamas leader Yahya Sinwar, architect of the group's cross-border raids in 2023 that became the deadliest day in Israel's history, was killed in combat, Khalil Al-Hayya, deputy Gaza Hamas chief and the group's chief negotiator,