Constantinople (see other names) became the capital of the Roman Empire during the reign of Constantine the Great in 330. Following the collapse of the...

The fall of Constantinople, also known as the conquest of Constantinople, was the capture of the capital of the Byzantine Empire by the Ottoman Empire...

ecumenical patriarch of Constantinople (Greek: Οἰκουμενικός Πατριάρχης, romanized: Oikoumenikós Patriárchēs) is the archbishop of Constantinople and primus inter...

Council of Constantinople can refer to the following church councils (also known as synods) convened in Constantinople (modern day Istanbul, Turkey):...

of Constantinople ordered the closure of all Latin churches in Constantinople. In 1054, the papal legate sent by Leo IX travelled to Constantinople in...

(Ancient Greek: Νέα Ῥώμη Nea Rhomē; Latin: Nova Roma) and then finally as Constantinople (Constantinopolis) after himself. In 1930, the city's name was officially...

The Latin Empire, also referred to as the Latin Empire of Constantinople, was a feudal Crusader state founded by the leaders of the Fourth Crusade on lands...

The Ecumenical Patriarchate of Constantinople (Greek: Οἰκουμενικὸν Πατριαρχεῖον Κωνσταντινουπόλεως, romanized: Oikoumenikón Patriarkhíon Konstantinoupóleos...

culminated in the Crusader army's 1202 siege of Zara and the 1204 sack of Constantinople, rather than the conquest of Egypt as originally planned. This led to...

Eastern Roman Empire, was the continuation of the Roman Empire centred in Constantinople during Late Antiquity and the Middle Ages. The eastern half of the Empire...