ANKARA, TURKEY - AUGUST 25: Soldiers wearing old Turkish military costumes are seen during a welcoming ceremony for King of Bahrain Hamad bin Isa al-Khalifa (not seen) at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Murat Kaynak - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan and King of Bahrain Hamad bin Isa al-Khalifa (not seen) inspect guard of honors during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Murat Kaynak - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) welcomes King of Bahrain Hamad bin Isa al-Khalifa (L) at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) welcomes King of Bahrain Hamad bin Isa al-Khalifa (C) at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) and King of Bahrain Hamad bin Isa al-Khalifa (L) inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R-2) and King of Bahrain Hamad bin Isa al-Khalifa (L) walk together during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Murat Kaynak - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (C) and King of Bahrain Hamad bin Isa al-Khalifa (R) inspect a military guard during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Murat Kaynak - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (L) and King of Bahrain Hamad bin Isa al-Khalifa (2nd L) inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (3rd R) and King of Bahrain Hamad bin Isa al-Khalifa (2nd R) inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) and King of Bahrain Hamad bin Isa al-Khalifa (2nd R) inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan and King of Bahrain Hamad bin Isa al-Khalifa inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (L) and King of Bahrain Hamad bin Isa al-Khalifa (2n) inspect guard of honors during a welcoming ceremony at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (L) and King of Bahrain Hamad bin Isa al-Khalifa (R) inspect a military guard during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Murat Kaynak - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish Foreign Minister Mevlut Cavusoglu (2nd R) and the Economy Minister Nihat Zeybekci (R) welcome the King of Bahrain Hamad bin Isa al-Khalifa (L) during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish Minister of Transport, Maritime and Communication, Ahmet Arslan (R) shakes hands with the King of Bahrain Hamad bin Isa al-Khalifa (L) during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) shakes hands with the King of Bahrain Hamad bin Isa al-Khalifa (L) during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (L) welcomes King of Bahrain Hamad bin Isa al-Khalifa (R) at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) shakes hands with the King of Bahrain Hamad bin Isa al-Khalifa (L) during a welcoming ceremony at Turkish Presidential palace in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) and the King of Bahrain Hamad bin Isa al-Khalifa (L) are seen during their meeting at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (R) meets with King of Bahrain Hamad bin Isa al-Khalifa (L) at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan (2nd R) and King of Bahrain Hamad bin Isa al-Khalifa (2nd L) lead an Inter-Committee Meeting at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish President Recep Tayyip Erdogan and King of Bahrain Hamad bin Isa al-Khalifa lead an Inter-Committee Meeting at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )

ANKARA, TURKEY - AUGUST 25: Turkish Justice Minister Bekir Bozdag (R) and Bahraini Shaikh Khalid bin Ahmed Al-Khalifa (L) sign an agreement during an Inter-Committee Meeting at Turkish Presidential Complex in Ankara, Turkey on August 25, 2016. ( Kayhan Özer - Anadolu Agency )