Mod «Yamunoki's Releasable Nations» for Hearts of Iron 4 (v1.11.4)
A mod consisting of numerous countries - historical or otherwise plausible - that can be released and formed.
This helps divide the map, play as a more obscure nation, or simply change history exactly how you want to.
Disclaimer - the game doesn't start with these nations released like the screenshots. They exist as nations that can be liberated/puppeted or formed.
Mod checked on game version: 1.11.4
How to install mod?
To install the mod for the game Hearts of Iron 4, unpack the contents of the archive to the folder Documents\Paradox Interactive\Hearts of Iron IV\mod and enable the modification in the launcher.