This document provides an introduction to the Book of Revelation, covering its authorship, date, relationship to other biblical books, blessings associated with it, overall theme, and purpose. The author argues that John the Apostle wrote Revelation around 65-69 AD before the destruction of Jerusalem in 70 AD, during Nero's reign. The book's purpose is to give hope and encouragement to early Christians facing persecution by assuring them that Christ is sovereign and will judge enemies of God and the church. It calls believers to remain faithful without compromising in the face of hostility.