NEW : Death toll rises to six as bomb kills two Iraqi soldiers in Diyala province . Visit by Arab leader comes as Iraq works to improve relations with its Arab neighbors . Iraq has been asking Gulf states to waive sanctions from the Saddam Hussein era . The visit by Jordan 's king last month was first by Arab head of state since 2003 war .
NEW : Death toll rises to six as bomb kills two Iraqi soldiers in Diyala province . Visit by Kuwaiti leader comes as Iraq works to improve ties with its Arab neighbors . Iraq has been asking Gulf states to waive debts from the Saddam Hussein era . Iraq visit by Jordan 's king last month was first by Arab head of state since 2003 war .