; and (B) the Committee on Foreign Relations of the Senate and the Committee on Foreign Affairs of the House of Representatives. (2) New START Treaty The term New START Treaty means the Treaty between the United States of America and the Russian Federation on Measures for the Further Reduction and Limitation of Strategic Offensive Arms, signed at Prague, April 8, 2010, and entered into force February 5, 2011. (3) Covered Russian systems The term covered Russian systems means the following: (A) The heavy intercontinental missile system known as Sarmat , or otherwise identified. (B) An air-launched nuclear-powered cruise missile known as X–101 , or otherwise identified. (C) An unmanned underwater vehicle known as Status 6 , or otherwise identified. (D) The long-distance guided flight hypersonic weapons system known by Avanguard , or otherwise identified.