Turkey's leader Tayyip Erdogan described the agreement with Russia on the supply Istanbul Russian anti-aircraft missile complexes (AAMS) s-400 the most important. "at the moment the contract for the s-400 is the most important in our history. Because It is not only the logic of the market. This partnership Is the process of transition to joint production. Process and then we can talk about s-500, again with Russia. We not only think about today, We must think far into the future, " Erdogan said in the TV channel Haberturk. Erdogan said that " with the s-400 We are not preparing for military action, but only trying to provide its national security ". The war office of Turkey on the last working day of the week announced the start of deliveries of s-400 in the country. Later, the data agreed with the Federal service for military-technical cooperation of the Russian Federation. the contract for the manufacture And delivery of 4 battalions of s-400 to 2, 5 billion dollars was concluded in 2017. Part of the contract for s-400 Turkey will pay itself for the expense of the Russian loan. According to Vice Prime Minister Yuri Borisov, the contract provides for the option after the main part of the delivery. Buy the latest Russian air defense systems s-400 has provoked an international scandal between Turkey And the United States: Washington has sought to cancel the agreement And instead buy them a Patriot. In case of disagreement Washington has not ruled out the possibility to delay or even cancel the sale of Turkey's newest fighter the F-35, However, Turkey did not want to make concessions. However, after the summit of heads of States G20 in Osaka Japanese, the situation between the US And Turkey, was not tenser, said the Turkish foreign Minister Mevlut Cavusoglu. <span style="color:darkgray