They probably defer to the UNGEGN[0] which allows countries to submit the official name of their country in various languages. Turkey recently requested to chan

They probably defer to the UNGEGN[0] which allows countries to submit the official name of their country in various languages. Turkey recently requested to change their official English name[1]. [0] https://unstats.un.org/unsd/ungegn/working_groups/wg1.cshtml https://unstats.un.org/unsd/ungegn/working_groups/wg1.cshtml [1] https://turkiye.un.org/en/184798-turkeys-name-changed-turkiye https://turkiye.un.org/en/184798-turkeys-name-changed-turkiy...