 Several sources speak of considerable involvement by the United States, Israel and Arab states, after Hamas in 2006 announced the formation of its own security service, the Executive Force, which was denounced by Mahmoud Abbas as unconstitutional.The Presidential Guard of Mahmoud Abbas was enlarged and equipped, and its members trained by the US, Egypt and Jordan.Also, a PLC council member for Hamas, Anwar Zaboun, believes that ″Mohammed Dahlan had a big plan to remove the roots of Hamas, the resistance, in Gaza and the West Bank″.