by the United Nations, United Nations Security Council Resolution 1831
“ Decides to renew the authorization of Member States of the African Union to maintain a mission in Somalia for a further period of six months, which shall be authorized to take all necessary measures as appropriate to carry out the mandate set out in paragraph 9 of resolution 1772 (2007) and underlines, in particular, that AMISOM is authorized to take all necessary measures as appropriate to provide security for key infrastructure and to contribute, as may be requested and within its capabilities, to the creation of the necessary security conditions for the provision of humanitarian assistance ”
