ISTANBUL, TURKEY - NOVEMBER 21: Participants take part in a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Bülent Doruk - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: Turkish Nationalist Movement Party (MHP) deputy Oktay Vural (L) and Osman Askin Bak (R), Head of the Turkish Delegation to the NATO-PA take part in a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Bülent Doruk - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Berk Özkan - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Berk Özkan - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (2nd R) and NATO Secretary General Jens Stoltenberg (3rd R) take part in a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (R) and NATO Secretary General Jens Stoltenberg (L) take part in a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (R) shakes hands with NATO Secretary General Jens Stoltenberg (L) during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (C) and NATO Secretary General Jens Stoltenberg (L) take part in a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (L) shakes hands with Michael R. Turner, (R) President of NATO Parliamentary Assembly during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ( Bülent Doruk - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: NATO Secretary General Jens Stoltenberg (L) and Turkish Foreign Minister Mevlut Cavusoglu (R) greet each other during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Onur Çoban - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: NATO Secretary General Jens Stoltenberg (L) and Turkish Foreign Minister Mevlut Cavusoglu (R) greet each other during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Onur Çoban - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (R) shakes hands with NATO Secretary General Jens Stoltenberg (L) during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Onur Çoban - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: Michael R. Turner, President of NATO Parliamentary Assembly makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Berk Özkan - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (R) and member of Italian parliament Valentino Valentini (L) greet each other during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: President of Turkey Recep Tayyip Erdogan (L) shakes hands with NATO Secretary General Jens Stoltenberg (R) during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Kayhan Özer - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: NATO Secretary General Jens Stoltenberg makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Onur Çoban - Anadolu Agency )

ISTANBUL, TURKEY - NOVEMBER 21: NATO Secretary General Jens Stoltenberg makes a speech during a plenary sitting held within the NATO Parliamentary Assembly's (NATO-PA) 62nd Annual session in Istanbul, Turkey on November 21, 2016. NATO-PA annual session takes place between 19th and 21st of November 2016 in Istanbul. ​ ( Onur Çoban - Anadolu Agency )