Here are two independent practice worksheets on Byzantium. These are basically short reading comprehension worksheets; however, in New York City, and therefore the state, I assume, Byzantium was part of the global studies curriculum at one point, which is why I wrote this; whether that remains the case, I don’t know.
If you find typos in these documents, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.