Governance of the Gaza Strip between Hamas and similar factions operating in Gaza, and with Israel, most notably the Gaza War of 2008-2009 and the 2014 Gaza War. The radicalization of the Gaza Strip brought internal conflicts between various groups, in events like 2009 Hamas crackdown on Jund Ansar Allah, an al-Qaeda affiliated group, resulting in 22 people killed; and the April 2011 Hamas crackdown on Jahafil Al-Tawhid Wal-Jihad fi Filastin, a Salafist group involved in Vittorio Arrigoni's murder. Since 2015, ISIL-affiliated groups in Gaza have also become Hamas' matter of concern. Negotiations toward reconciliation between Fatah and Hamas, which were mediated by Egypt, produced
Gaza Strip a flotilla raid in 2010. The closure has effectively cut off access for exports to traditional markets in Israel, transfers to the West Bank and has severely restricted imports. Exports are now down to 2% of 2007 levels." According to Sara Roy, one senior IDF officer told an UNWRA official in 2015 that Israel's policy towards the Gaza Strip consisted of: "No development, no prosperity, no humanitarian crisis." Economic output in the Gaza Strip declined by about one-third between 1992 and 1996. This downturn was attributed to Israeli closure policies and, to a lesser extent, corruption and mismanagement by Yasser