What if the Ottomans were trapped in Anatolia, and couldn't expand into the Balkans, and therefore Europe?
What effect would this have on the Byzantine remanant? If the Ottomans expand, would they go south like OTL into Arabia, west into Northern Africa, or eastward into Persia?
What effect would this have on the Byzantine remanant? If the Ottomans expand, would they go south like OTL into Arabia, west into Northern Africa, or eastward into Persia?