- Hamas, Islamic Resistance Movement - a militant Islamic fundamentalist political movement that opposes peace with Israel and uses terrorism as a weapon; seeks to create an Islamic state in place of Israel; is opposed to the PLO and has become a leading perpetrator of terrorist activity in Israel; pioneered suicide bombing
--1 is a kind of terrorist organization, terrorist group, foreign terrorist organization, FTO
--1 has parts:Qassam Brigades, Salah al-Din Battalions, Iz Al-Din Al-Qassam Battalions