 Lydia was captured finally by Turkish "beyliks", which were all absorbed by the Ottoman state in 1390.The area became part of the Ottoman Aidin Vilayet ("province"), and is now in the modern republic of Turkey.Lydia had numerous Christian communities and, after Christianity became the official religion of the Roman Empire in the 4th century, Lydia became one of the provinces of the diocese of Asia in the Patriarchate of Constantinople.