Emir Sheikh Sabah Al-Ahmad Al-Jaber Al-Sabah of the State of Kuwait left Riyadh today after participating in the 40th session of the Gulf Cooperation Council (GCC) Supreme Council which concluded today. At King Salman Air Base Airport, he was seen off by Prince Turki bin Mohammed bin Fahd bin Abdulaziz, Minister of the State and Member of the Cabinet, and a number of officials.