Protect public safety. Any governor in the country is allowed this right.
1) language and culture: both Italy and Germany were unified along culural and linguistic lines
2) Defeat of Napoleon: before the Unification, both were under Napoleon's France and this period of time under his control has strengthened feelings of nationalism,
3) strong leaders led both Unifications: Bismark and Garibaldi
They come from fossil fuels! good luck!
If you mean people who don't have any citizenship: they're called stateless.
If you mean an organisation of people who do not respect any other authority; a good word for it is anarchy.