[4][5] A preparatory meeting was held in Riyadh on Thursday, 12 April 2018 which was presided over by the Saudi Minister of Foreign Affairs Adel al-Jubeir.

[7] The summit was announced to be held at the King Abdulaziz Center for World Culture which was constructed by Saudi Aramco and was opened in 2016.

[1] As a security measure a number of roads were closed for traffic in the Dammam-Dhahran-Khobar region.

[12] It was also declared that all educational institutions would remain closed on Sunday.

[14] The Saudi Foreign Minister al-Jubeir announced that the Qatar diplomatic crisis would not be discussed at the Summit.