id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-5352 Caesar (title) - Wikipedia .html text/html 5414 717 64 After the Fall of Constantinople, having conquered the Byzantine Empire, Mehmed took the title Kayser-i Rûm, claiming succession to the Roman imperium.[8] His claim was that, by possession of the city, he was emperor, a new dynast by conquest, as had been done previously by the likes of Heraclius and Leo III.[9] Contemporary scholar George of Trebizond wrote "the seat of the Roman Empire is Constantinople ... Kayser-i-Rûm "Caesar of [Constantinople, the second] Rome", one of many subsidiary titles proclaiming the Ottoman Sultan (main imperial title Padishah) as (Muslim) successor to "Rum" as the Turks called the (Christian) Roman Empire (as Byzantium had continued to call itself), continuing to use the name for part of formerly Byzantine territory (compare the Seljuk Rum-sultanate) ./cache/en-wikipedia-org-5352.html ./txt/en-wikipedia-org-5352.txt