During the First World War and the 1915 Armenian Genocide , the Armenian population and the home of the Catholicosate at the Monastery of St. Sophia of Sis ( which can be seen to dominate the town in early 20th-century photographs ) , was destroyed . The last residing Catholicos in Sis was Sahag II of Cilicia ( Catholicos from 1902 to 1939 ) , who followed his Armenian flock into exile from Turkey
Armenian Genocide
Armenian Genocide
Armenian Apostolic Church