Unanimously adopting resolution 1831 (2008) under the Charter’s Chapter VII, the Council authorized the Mission to take all necessary measures, as appropriate, to carry out its mandate, as set out in resolution 1772 (2007), underlining, in particular, that the Mission could take all necessary measures, as appropriate, to provide security for key infrastructure and to contribute to the creation of security conditions for the provision of humanitarian assistance. (See Press Release SC/9101)