sentences:  Renewal became more difficult after 2005 when Iraqi terrorists associated with Al Qaeda bombed a Jordan hotel, and the number of unregistered Iraqis increased.In 2006, Jordan excluded single men and boys between age 17-35 from entering, then required all Iraqis produce a newly issued passport.In February 2008, the Jordanian government began requiring Iraqi refugees to apply for a Jordan visa in Iraq rather than at the Jordanian border.