Hamas cracks down on Islamic State in Gaza Palestinian Islamist group Hamas is trying to clamp down on jihadist activity in the Gaza Strip amid claims and indications that so-called Islamic State (IS) militants are developing a presence in the territory SUSPECTED IS-RELATED ACTIVITY Oct 8, 2014: Powerful blast rocksFrench Cultural Centre in Gaza City.Group calling itself “Islamic StateGaza Governorate”, or “Wilayat Gaza”, claims responsibility Nov: Group issues statement demanding women abide by Islamic Sharia rules of dress Dec 1: Reports of flier signed by“ISIS – Gaza Province” emerge on social media websites, threatening to kill several Gaza-based writers and poets if they continue “insulting Islam” April 6, 2015: Hamas security forces arrest radical cleric Adnan Khader May at, accusing him of IS membership Apr 6, 10, 17 Improvised explosivedevices detonate in Gaza City, causing minimal damage and no casualties.Wilayat Gaza claims responsibility for some attacks Apr 6 Shati camp Oct 8 GAZA CITY MEDITERRANEAN SEA Apr 10 GAZA STRIP Karni Nahal Oz Jabalia Jabalia camp Beit Hanoun Erez Apr 17 Beit Lahiya Border crossing Refugee camp Attacks ISRAEL ISRAEL Detail map EGYPT SYRIA JORDAN 3km 2 miles Palestinian protester with flag of Hizbal-Tahrir – group calling for return of an Islamic state in the Middle East Source: Stratfor Picture: Getty Images words 213