As already stated. Rebels being hostile towards everyone is WAD.
Normally, no. They usually just siege down a few targeted provinces. My guess is that any targeted province had hostile troops in them or so, and they went on with some secondary objectives.
With that said though. We did talk some about religious rebels specifically a while back. While other rebel types are fine with being hostile towards everyone, religious ones makes less sense. We might look into changing this in the future, but there are no plans to do so at the moment.
Yes, but are they usually aggressively hostile?
Normally, no. They usually just siege down a few targeted provinces. My guess is that any targeted province had hostile troops in them or so, and they went on with some secondary objectives.
With that said though. We did talk some about religious rebels specifically a while back. While other rebel types are fine with being hostile towards everyone, religious ones makes less sense. We might look into changing this in the future, but there are no plans to do so at the moment.