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20 April 2011
Resolution 1977 (2011)
Adopted by the Security Council at its 6518th meeting, on 20 April 2011
The Security Council,
Reaffirming its resolutions 1540 (2004) of 28 April 2004, 1673 (2006) of 27 April 2006 and 1810 (2008) of 25 April 2008,
Reaffirming that the proliferation of nuclear, chemical and biological weapons, as well as their means of delivery, constitutes a threat to international peace and security,
Reaffirming the need for all Member States to comply fully with their obligations and fulfil their commitments in relation to arms control, disarmament and non-proliferation in all its aspects of all weapons of mass destruction and their means of delivery,
Reaffirming that prevention of proliferation of nuclear, chemical and biological weapons should not hamper international cooperation in materials, equipment and technology for peaceful purposes while goals of peaceful utilization should not be misused for proliferation purposes,
Remaining gravely concerned by the threat of terrorism and the risk that non state actors may acquire, develop, traffic in or use nuclear, chemical, and biological weapons and their means of delivery,
Reaffirming its resolve to take appropriate and effective actions against any threat to international peace and security caused by the proliferation of nuclear, chemical and biological weapons and their means of delivery, in conformity with its primary responsibilities, as provided for in the United Nations Charter,
Reaffirming its decision that none of the obligations in resolution 1540 (2004) shall be interpreted so as to conflict with or alter the rights and obligations of State Parties to the Treaty on the Non-Proliferation of Nuclear Weapons, the Chemical Weapons Convention and the Biological and Toxin Weapons Convention or alter the responsibilities of the International Atomic Energy Agency or the Organization for the Prohibition of Chemical Weapons,
