The head of the United States Donald trump did not blame Turkey for the purchase of Russian anti-aircraft missile systems s-400, but said he intended to Ankara's latest fighter F-35 have the ability to sell this to other countries. Trump said that North America will "is not difficult to sell to other countries," the F-35, which should have been to Turkey. first Turkish leader Tayyip Erdogan said that Ankara would take steps in case of disagreement the United States to sell F-35, it will look for the same equipment in another place. Deliveries of Russian anti-aircraft missiles to Turkey was launched on fifteen July. Then the head of the Republic called the s-400 the most powerful defense system in the world. contract for 2, 5 billion dollars was concluded in 2017. Part of the agreement, Ankara will pay for itself, Part will cover the Russian loan. Turkey became the third After Belarus and China, the country to which Moscow supplies " Triumphs ". In the near future they need to connect India. The deal provoked an international scandal: the United States demanded to abandon it, and instead to buy them a Patriot. in case of disagreement Washington has not ruled out the possibility to delay or even cancel the sale of Ankara's newest F-35 fighter, but Turkey did not want to make concessions. S-400 "Triumph" is a modern long-range SAM designed to take down aircraft, cruise and ballistic missiles, as well as among them, medium-range, can also be used against ground targets. Range up to 400 kilometers, it is capable to destroy targets at altitudes up to 30 kilometers. <span style="color:darkgray