The last Christian service ever to be held in Haghia Sophia took place on 28 May 1453, the day before Constantinople finally fell to the Turks.
Christian services are still occasionally held in the Hagia Sophia today.
mnli hypothesis: Christian services are still occasionally held in the Hagia Sophia today. premise: The last Christian service ever to be held in Haghia Sophia took place on 28 May 1453, the day before Constantinople finally fell to the Turks.