 Among Shia Muslim presence in Turkey there is a small but considerable minority of Muslims with Ismaili heritage and affiliation.Christians (Oriental Orthodoxy, Greek Orthodox and Armenian Apostolic) and Jews (Sephardi), who comprise the non-Muslim religious population, make up more than 0.2% of the total.Turkey is officially a secular country with no official religion since the constitutional amendment in 1928 and later strengthened by Atatürk's Reforms and the appliance of laicism by the country's founder and first president Mustafa Kemal Atatürk on 5 February 1937.