[Alir3z4]

That would be civil war for sure. Syria/Libya/etc 2.0

There are enough separatist groups in Iran backed up by many foreign countries, already armed and they do their share of evil on civilians and law enforcement and military.

Replacing any government by any means usually ends up with power vacuum, breeds terrorists and unleash demons from hell.

[int_19h]

Would it necessarily be a bad thing for Iranian ethnic minorities to separate?

[inawarminister]

Nationalism is and has always been a disaster to human race.

[int_19h]

Iran is itself a nation-state, and one that imposes its culture (and esp. religious norms) on the minorities. Pushing back against that may itself be nationalism, but even then it would be lesser evil.