The leaders of the Russian political factions, and the chairman of the state parliament Vyacheslav Volodin, introduced today a bill that provides retaliatory actions against the anti-Russian sanctions of the United States. Volodin explained that "the bill was made as a response to the challenges from the United States of America, their officials, their unfriendly and unconstructive actions, their sanctions against both Russia as a whole and its citizens and its legal entities." TASS reports. The United States are ready to spend $ 2 billion on the further development of missile technologies. USA plans to improve the guided missile weapons, increase their range, and also expand the capabilities of air defense systems.