Once eager hosts of Osama bin Laden, Sudan's Islamist movement has since split, with the two factions now fighting a proxy war in Darfur. In the 1990s, the U.S. rejected every initiative offered by the Sudanese to cooperate on counter-terrorism issues, including an offer to extradite Osama bin Laden. The Sudanese government’s willingness to share its copious intelligence on Al-Qaeda has now bought it some immunity from responsibility for the atrocities in Darfur.