International Days January 7 2018 (United Nations)
The following is an overview of the days and the corresponding celebration declared by the United Nations that apply to Sunday, 2018-01-07:
Orthodox Christmas: [floating] With the interest of respecting the diversity of United Nations staff members, resolution 62/250 designates Orthodox Christmas as a floating holiday. The Orthodox Church celebrates Christmas not on December 25 but on January 7. The reason is that the Orthodox Church still lives according to the old Julian Calendar, which is currently 13 days behind the Gregorian Calendar.