Tito Masoud was a commander in the Izz al-Din al-Qassam Brigades, the military wing of the Islamic Resistance Movement (Hamas) He joined the ranks of the movement coinciding with the first intifada in 1987. Masoud participated in the manufacture of the first Qassam missile, which was called “Qasam 1” (social networking sites) Masoud had a prominent role in the Al-Aqsa Intifada, two days before it broke out.