‘A great win for Russia': Turkey defies NATO to test fire S-400 anti-aircraft weapons

Turkey has tested an advanced Russian S-400 anti-aircraft missile defense system, in defiance of U.S. sanctions threats and appeals from NATO not to jeopardize transatlantic security cooperation.

'Severe escalation': Turkey sends ship back to coast of Greek island

Turkish President Recep Tayyip Erdogan is redeploying an energy research vessel in contested waters near a Greek island, jump-starting a controversy that almost brought the two NATO allies to blows this summer.

Exclusive: Pompeo warns Turkey that Huawei threatens US military presence

Turkey’s growing reliance on Huawei and other Chinese companies could complicate U.S. military cooperation with the major NATO ally, according to Mike Pompeo.

Erdogan breaks with Trump over Israel deals and Iran

Turkish President Recep Tayyip Erdogan accused Israel of abusing the Palestinian people and lashed President Trump and Persian Gulf nations as “collaborators” during his speech to the United Nations General Assembly Tuesday.

US eyes Greek island as alternative to Turkish base due to ‘disturbing’ Erdogan actions, senior senator claims

Turkish President Recep Tayyip Erdogan’s “disturbing” foreign policy has spurred U.S. officials to intensify preparations to withdraw from Incirlik Air Force base, according to a senior Republican senator and American analysts.