The Secretary of defense mark Esper said that in the case of the renewal of the Contract on reduction of strategic offensive arms (start-3) He must include " all new weapons of Russia ". The Minister of defense did not explain how the have the ability to be combined in single Contract of missiles falling under the start-3 and the INF Treaty. the U.S. Department of defense on August 19 announced the testing of cruise missiles, ground accommodation, non-nuclear, which has been banned the INF Treaty. The contract act of 2 August on the initiative of the United States, which accused the Russian Federation in its violation (Moscow denies this). He was banned missiles with a range from five hundred to 5,500 kilometers. in the Ministry of foreign Affairs of the Russian Federation drew attention to the fact that, When tested, was used launcher Mk-41 (these are on an American military base in Romania). In the capital of Russia saw it as " a new explicit confirmation that these units are designed for start-UPS not only interceptors, but also missiles with wings." The contract on reduction of strategic offensive arms (start-3) signed on in 2010, remains the only valid agreement between the Russian Federation and the USA on the limitation of armaments. The expire in February 2021, and as long as the American administration has not declared whether it wants to renew it. before the US presidential Advisor for national security John Bolton questioned the possibility of extending the start-3. Russia from its side has many times stated its readiness to discuss this issue. The head of the United States Donald trump said about the desire to develop new trilateral nuclear Agreement between Russia, China and the United States. In Beijing, however, rejected this idea. Russian President Vladimir Putin on March 1, 2018 in the Epistle to Felsobanya told about new types of strategic weapons, as well as among them on hypersonic systems " Dagger ", " avanhard ", "Burevestnik" combat laser " Peresvet ", as well as an underwater drone with a nuclear power plant " Poseidon." <span style="color:darkgray