-- reached the agreement in consultation with Japan and South Korea . The draft resolution reaffirmed that the `` proliferation of nuclear , chemical and biological weapons , as well as their means of delivery , constitutes a threat to international peace and security . '' That resolution provided a `` strong , very credible , very appropriate response to the provocative nuclear test that North Korea launched and its subsequent activities , '' Susan E. Rice , U.S. ambassador to the United Nations , told reporters at the time . `` And we think that the message that the council will send ... is that North Korea 's behavior is unacceptable , they must pay a price , they ought to return without conditions to a process of negotiations and that the consequences they will face are significant , '' Rice said . Provisions already existing in U.N. Resolution 1718 , passed in 2006 , are strengthened by the new measure , but others are new , Rice said . The new resolution requires states to `` exercise vigilance '' over the direct or indirect supply , sale or transfer to North Korea of small arms or light weapons
UNITED NATIONS -LRB- CNN -RRB- -- The U.N. Security Council voted unanimously Friday to expand and tighten sanctions on North Korea after that nation 's recent nuclear test . The U.N. Security Council votes for a resolution imposing sanctions against North Korea on Friday . The 15-0 vote on U.N. Resolution 1874 imposes an embargo on the shipment of arms from the communist regime and broadens a ban on the import of weapons . `` This resolution provides a strong and united international response to North Korea 's test of a nuclear device , '' said U.S. Deputy Ambassador Rosemary DiCarlo . The agreement comes amid rising tension surrounding North Korea , which recently conducted a nuclear test , fired test rockets and threatened U.S. and South Korean ships near its territorial waters . The nuclear test and the firing of six short-range rockets occurred in late May . Pyongyang 's actions violated existing U.N. resolutions . The Security Council 's five permanent members had already passed a draft resolution Wednesday that condemned North Korea 's nuclear test `` in the strongest terms . '' The permanent members -- China , France , Russia , Britain and the United States