This city was the home of scholar Demetrius Kydones, whose "monody" describes how men in this city revolted in 1342AD and formed a people's republic called the "Commune of Zealots," which held out for a decade as an independent exclaveuntil it was conquered by John Kantakouzenos. An edict named for this city was also known as the "Cunctos Populos" andwas jointly issued in 380 AD by Valentinian II, Gratian, and Theodosius I to command subjects to adhere to the Catholic faith.Boniface of Montferrat set up a kingdom in this city in 1204 after the Fourth Crusade; that vassal state of the Latin Empirelasted until it was conquered by the Despotate of Epirus, which then used this city as a capital 
This city was the home of scholar Demetrius Kydones, whose "monody" describes how men in this city revolted in 1342AD and formed a people's republic called the "Commune of Zealots," which held out for a decade as an independent exclaveuntil it was conquered by John Kantakouzenos. An edict named for this city was also known as the "Cunctos Populos" andwas jointly issued in 380 AD by Valentinian II, Gratian, and Theodosius I to command subjects to adhere to the Catholic faith.Boniface of Montferrat set up a kingdom in this city in 1204 after the Fourth Crusade; that vassal state of the Latin Empirelasted until it was conquered by the Despotate of Epirus, which then used this city as a capital aftfter 1264. This city was alsothe birthplace of the brothers Cyril and Methodius, and served as capital of the Roman prefecture of Illyricum. For 10 points,name this second most populous city in the medieval Byzantine Empire, which was the namesake of two epistles in the NewTestament by Paul.
This city was the home of scholar Demetrius Kydones, whose "monody" describes how men in this city revolted in 1342AD and formed a people's republic called the "Commune of Zealots," which held out for a decade as an independent exclaveuntil it was conquered by John Kantakouzenos.
Thessalonica [or Thessaloniki, or Salonica, or Saloniki]