NATO-member Turkey could face "necessary consequences" for buying Russian S-400 air defence systems that cannot integrate into the alliance's similar systems, according to a top NATO general.
In September Turkish President Recep Tayyip Erdogan said Ankara had signed an agreement with Moscow to buy the S-400 and had already made an advance payment.
“The principal of sovereignty obviously exists in acquisition of defence equipment, but the same way that nations are sovereign in making their decision, they are also sovereign in facing the consequences of that decision,” Czech General Petr Pavel, chairman of the NATO Military Committee, told reporters during a 25 October breakfast meeting in Washington, DC.
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