The Ottomain Empire grew 1359-1683.
During their growth, they made a lot of city-states and big cities. Such as Gelibolu and their capital city, Istanbul.
The Ottoman Empire had a lot of trading routes too, going from northern Europe all the way to eastern Asia.
The major cities of the empire are,
Bursa
Gelibolu
Ankara
Edirne
Plovdiv
Bitola
Baghdad
Samsun
Istanbul
Alexandria
Haifa
Akka`
Skopje
Veliko Tarnovo
Vidin
Constanta
Thessaloniki
Trabzon
Bucharest
Mostar
Erzurum
The Ottoman Empire 