Conversation so far:
Who ruled over the Assyrian homeland in the Middle Ages?
Following the Arab Islamic conquest of Mesopotamia in the 7th century Assyrian Christians throughout the Middle Ages were subjected to Arabizing superstrate influence.
Who did the Rashidun Caliphate have to defeat to rule over Mesopotamia?
Arab Muslims first attacked Sassanid Empire territory in 633.
Who else ruled Mesopotamia during the Middle Ages besides the Rashidun Caliphate?
Its Christian inhabitants were little affected by the Ottoman conquests

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about this article on Assyrian homelands besides the goverenance during the Middle Ages?