Alternative Scenarios [MAP] – Form / Expand / Unite Countries via Setup-Options
Well, someone created a very similar mod to this one.
Haven’t played it so far, but it looks very promising.
"Formable Nations In Setup Options" by "manlethamlet"
Check it out yourself: https://steamcommunity.com/sharedfiles/filedetails/?id=2057838430
Download
Revisions:
Old revisions of this mod are available below. Click the link to download.