Changes

Virtually nothing is known of his life. Mark was patriarch during a time when the Nile River did not experience its annual flood , causing a great famine in Egypt which added to the suffering among the Christians in addition to the repression under the [[Muslim]] Arabs.

During this time of religious duress, Patr. Mark posed 66 questions to Patriarch [[Theodore IV of Antioch]] who was a noted canonist of the time, having had served as Nomophylax (Greek: Νομοφύλαξ, "Guardian of the Laws") in the [[Church of Constantinople]].