 It praised the engagement of the African Union in addressing the situation in the Darfur region and the lifting of restrictions on the provision of humanitarian aid by the Sudanese government.The government and rebels were urged to allow the unimpeded delivery of humanitarian relief, including across Sudan's borders with Libya and Chad.The preamble of the resolution expressed concern at the lack of progress towards the security and protection of civilians, disarming the Janjaweed and bringing those responsible for violations of human rights and international humanitarian law to justice.