Hamas leader Yahya Sinwar killed in Gaza by IDF forces, Israel says admin 5 hours ago World Leaks Comments Off on Hamas leader Yahya Sinwar killed in Gaza by IDF forces, Israel says 2 Views Sinwar has been credited as the mastermind behind the Oct. 7, 2023, attack on Israel that led to the deaths of 1,200 people. Share Facebook Twitter Stumbleupon LinkedIn Pinterest