Details about the biggest terrorist of the murderous organization Hamas in the Gaza Strip "Mohammed Diab Ibrahim al-Masri Dif" (Mohammed al-Daif - Muhammad Al-Chief), known by his nickname "Abu Khalad".
Born in 1965 (age 58) in the Khan Yunis refugee camp in the Gaza Strip, joined the Muslim Brotherhood movement while studying at the Islamic University in the Gaza Strip, and was active in the Islamic Bloc.
At the beginning of the first intifada he joined the Hamas military structure, was arrested in 1989 and sentenced to 16 months in prison in Israel.
In 1991, Deif joined the Az ad-Din Al-Ksam Brigades, as a student of the terrorist Yahya Ayash, in November 1993, Deif was appointed head of the military wing of Hamas in the Gaza Strip, and since then he was responsible for dozens of murderous attacks and kidnappings.