sentences:  The conflict revolved mostly around the siege of Nahr el-Bared, but minor clashes also occurred in the Ain al-Hilweh refugee camp in southern Lebanon and several terrorist bombings took place in and around Lebanon's capital, Beirut.Fighting ended in September 2007.Lebanon is home to more than 400,000 Palestinian refugees, some 215,000 of whom live in camps, including the descendants of those who fled from Palestine during the 1948 Arab-Israeli War.