Imagine if Peter Pettigrew hadn't betrayed the Potters. The Order was already on the brink of defeat, a new death reported every day. What would happen if Voldemort remained unchecked, unable to find the one he claims as his rival? The Order lies in shambles, most of its members dead or in hiding. And slowly, Voldemort's vision of a perfect society began to take form ... Muggleborns were expelled from Hogwarts, as well as 'impure' halfbloods with too much Muggle blood. The Ministry was taken over, piece by piece, and while Dumbledore held onto Hogwarts with his fingertips, even that has been stripped and remade ...
The journals were created as a means of furthering propaganda and indoctrination, mandatory for all students. Adults too, use the journals to communicate. While some have made their way into the hands of surviving Order members, those cast out of society do not have access and thus cannot communicate with the rest of the world.
So pick up a journal, join in, and see where Interitio takes you …