Why Yahya Sinwar, 'butcher of Khan Younis', was Israel's enemy number 1

Hamas chief Yahya Sinwar was killed By Israeli forces on Thursday evening in a surprise attack. Yahya Sinwar was one of the key targets of the Israel Defence forces. Yahya Sinwar, known as the butcher of Khan Yonuis, was the mastermind of October 7 attack in Israel. Sinwar was one of the most prominent figures of Hamas.