Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Sultanate of Demak was Javanese Muslim state located on Java''s north coast in Indonesia, at the site of the present day city of Demak. A port fief to the Majapahit kingdom thought to have been founded in the last quarter of the 15th century, it was influenced by Islam brought by Arab and Gujarat traders. The sultanate was the first Muslim state in Java. Despite its short period, the sultanate played an important role in the establishment of Islam in Indonesia, especially on Java and neighbouring area.