it would have been declared by him who saw the revelation, for it is not long since it was seen, but almost in our own generation, at the close of Domitian's reign." (Eusebius, III, XVII) At any rate, it is absolutely inconclusive to say the book was written then.
We cannot tell if he meant that he saw John then, or saw the book at the time.
He both commends them for their strengths and warns them about their flaws.
Each letter was directed to a church then in existence, but also speaks to conditions in the church throughout history.
For that was seen no very long time since, but almost in our day, ".
^^ Others propose a date prior to the fall of Jerusalem in 70 A. Such a dating is favoured by postmillennialists, who see the destruction of Jerusalem as the fullfilment of much of the prophecy within Revelation.
We date the book of Revelation some time during the end of the reign of Emperor Domitian (AD 95).
There is both internal and external evidence for the dating of the book of Revelation: External evidence is the attestation for the date of Revelation that exists outside of the book.
And in the Christian tradition Domitian is unanimously regarded as the first persecutor of Christians after Nero.
The burden for preterists then is to demonstrate that Revelation was written before A. 70. By contrast, if one is a futurist regarding the book of Revelation, one could hold to either the early date or the late date.
Either view would still make Revelation future for the futurist.
Those with this view propose that Irenaeus was either: Revelation is written in 'apocalyptic' form, a type of Jewish literature that uses symbolic imagery to communicate hope (in the ultimate triumph of God) to those in the midst of persecution.
The events are ordered according to literary, rather than strictly chronological, patterns Revelation is generally divided into two distinct parts: The vision John received opens with instructions for him to write to seven churches.