sentences:  the "Maghrebi" area where families originally from Algeria, Tunisia or Morocco who had moved to Palestine in the 1930s now live.Late in the night of Saturday May 19, 2007, a building was surrounded by Lebanese Internal Security Forces (ISF) in which a group of Fatah al-Islam militants accused of taking part in a bank robbery earlier that day were hiding.The ISF attacked the building early on Sunday May 20, 2007, unleashing a day-long battle between the ISF and Fatah al-Islam militants on 200 Street, Tripoli.