> S-400
> S-400
US sources: Amid Russia tensions producing F-35 fighter jets without Turkey possible
The United States and other NATO allies who own F-35 fighter jets fear the radar on the Russian S-400 missile system will learn how to spot and track the F-35
US Senator questions Turkey’s commitment to NATO over S-400 missile purchase
Turkey rejected a U.S. offer to be given the Patriot anti-aircraft system on favourable terms if it abandoned plans to purchase the S-400 missile systems