By Palestinians celebrate the announcement of a cease-fire after five days of fighting between Israel and the Islamic Jihad militant group in Gaza City, on Saturday. Fatima Shbair/APGAZA CITY, Gaza Strip — A fragile cease-fire between Israeli forces and militants in the Gaza Strip appeared to be holding Sunday after a five-day clash that killed 33 Palestinians and two people in Israel. Israel withdrew from Gaza in 2005, but Hamas subsequently overran the territory and expelled forces loyal to the internationally recognized Palestinian Authority