and the Global Christian Forum. A number of primates of sister churches have visited, including Patriarch Justinian of Romania in February 1957 and in January 1969; Catholicos of All Armenians Vazgen I in December 1963; Armenian Patriarch Derderian of Jerusalem in December 1972; Patriarch Pimen I of Moscow in January 1977; Catholicos-Patriarch of All Georgia Ilia II in September 1982; Archbishop of Canterbury Robert Runcie in 1986, Patriarch Teoctist Arăpașu of Romania in 1989; Ecumenical Patriarch of Constantinople Bartholomew I in November 2000; Metropolitan (later Patriarch) Kirill of the Russian Orthodox Church in December 2006; Catholicos of All Armenians Karekin II in November 2008, Patriarch of Ethiopia Abune Paulos in December 2008; the Armenian Catholicos of Cilicia Aram I Keshishian in February 2010, and Patriarch of Ethiopia Abune Mathias in November 2016.