Battle of Gaza (2007) were boycotted by both Hamas and Islamic Jihad. The election resulted in PLO and Fatah chairman Mahmoud Abbas being elected President to a four-year term. On 8 February 2005 the Palestinian Authority President Mahmoud Abbas and Israeli Prime Minister Ariel Sharon announced a cease-fire. On 17 March 2005 Hamas endorsed the ceasefire. On 19 March 2005 twelve Palestinian factions, including Fatah, Hamas, Islamic Jihad, Popular Front for the Liberation of Palestine (PFLP) and Democratic Front for the Liberation of Palestine (DFLP) signed the Palestinian Cairo Declaration, which reaffirmed the status of the Palestine Liberation Organization (PLO) as the sole legitimate
Fatah al-Islam Nahr al-Bared camp. On 20 May, a spokesperson for Fatah made an official statement to the WAFA Palestine News Agency affirming that the "so called Fatah al-Islam" is neither part of, nor linked to, the Fatah organization or the PLO. He further mentioned that this group had launched several attacks against Palestinian refugees in Lebanon and called upon Palestinian refugees to "isolate this emerging group". The PLO representative in Lebanon, Abbas Zaki also met with official bodies in Lebanon to officially inform them that the group is made up of "extremists" and is not linked with Palestinian agenda. On 21