Article is devoted to the Russian-American relations in the context of disarmament policy, in particular, on Rangehood Filter Material reduction of nuclear arsenals of the parties.The author carries out the analysis of the main treaties from the point of view of real nuclear parity of Russia and the USA.Article opens the main problems in policy of disarmament, in particular, a problem Swaddle of placement of the American system of antimissile defense in countries of Eastern Europe.The author gives expert estimates of efficiency of future missile defense system in Poland and the Czech Republic.