Guarantees on missile defense systems in the European Union, which is asking Moscow from the US capital, undermine the ability of the U.S. to defend itself and its allies, said the assistant Secretary of state for arms control, verification and compliance Frank rose. "These legal Guarantees must be based on criteria that would limit our missile defense and undermined our ability to defend ourselves, our deployed forces, our allies and friends from the dangers of the use of ballistic missiles ", - quotes news Agency the message of the assistant Secretary of state at the Atlantic Council. "over the past 20 years the US and NATO have made Russia a number of proposals for cooperation on missile defense systems. Moscow would not accept our offers, and as you know, the illegal actions of Russia against Ukraine has led to the suspension of our dialogue on cooperation in the field of missile defense, " said rose. Authorized White house said that U.S. missile defense is not intended and not directed against strategic nuclear forces of Russia or China. Remember, Moscow 2011 insists on the provision of written guarantees not directed against Russia, the U.S. missile defense system." The guarantee must be clear and on paper. You can speak about some hypothetical obstacles from Congress, but so far no one tried These Guarantees to give the Russian side, " - said Lavrov. Washington has rejected the proposal. Some time ago the Director of the Russian Council of national security of the United States, Michael McFaul, who is the head of Barack Obama picked for the role of Ambassador to Russia, stated that Washington will not give Moscow legal guarantees, " which could impose at least some limits on our missile defense system ". In addition, the state Department noted that according to the calculations of the U.S. have the opportunity to write such a document, which, However, will not have any legal force." We are ready to Express it in writing. Our European missile defense system is not targeted and will not be directed against Russia, and Russia will be able to obtain confirmation that the system is directed against missile launches from outside of Europe, and not from Russia ", - emphasized in this regard, U.S. Undersecretary of state for disarmament and monitoring arms control Ellen tausher.