Thems the rules.
If you want to remove them just open up the VIP scenarios EUG file and remove all the colonial ban treaties. It's fine for the moment, but if you do that in 0.3 bear in mind the new AIs all expect the bans to be in place so it'll mess them up colonization wise.
If you want to remove them just open up the VIP scenarios EUG file and remove all the colonial ban treaties. It's fine for the moment, but if you do that in 0.3 bear in mind the new AIs all expect the bans to be in place so it'll mess them up colonization wise.