why was john in the island of patmos
Introduction-Book of Revelation. The Apostle John is the author of the Book of Revelation. He wrote it when he was about 92 years old, while a prisoner of Rome on the remote desert penal colony of Patmos, an island in the Aegean Sea.Patmos was a quarry mine for the Roman Empire, and was home to many political and religious prisoners or slaves.ohn, the beloved apostle of Jesus, was being held as a prisoner of Rome on this island for his incessant preaching about Jesus. Rome believed that banishing the old man John to the remote and forsaken island of Patmos, that his voice would be quieted.