>>13338757>>13338753From a historical standpoint, it was a going to go two ways.
The fire nation industrialized, with an industrialization, comes a massive population boom, but a lot of jobs from the past dissapear.
This means you have a surplus of men, but not enough work for them.
You could send them to emigrate to other countries, if they accept them or do what that guy Sozin did and try and colonize the planet.
I mean, didn't industrialization of UK make it a colonial power?
The nations that industrialized the quickest, managed to create colonial empires in our world.