Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Paleochristian and Byzantine Monuments of Thessalonika' has mentioned 'Christianity' in the following places:
Occurrence Sentence Text Source
The city of Thessaloniki in Macedonia, Greece, for several centuries the second-most important city of the Byzantine Empire, played an important role for Christianity during the Middle Ages and was decorated by impressive buildings.
Founded in 315 BC, the provincial capital and sea port of Thessalonika was one of the first bases for the spread of Christianity.