« All Events This event has passed. 44th Annual Commemoration of the Fall of Constantinople Sunday, September 7, 2025 « Solemn Vespers for the World Day of Prayer for the Care of Creation Nativity of the Theotokos » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: Sunday, September 7, 2025 Venue St. Nicholas Church – Oak Lawn, IL 10301 S Kolmar Ave Oak Lawn, IL 60453 United States Phone (708) 636-5460 View Venue Website Actions Select Ministry Archons Of The Ecumenical Patriarchate