> A federation of states works for the United States of America because our states are, at the oldest, merely 200~300 years old, with most holding common or at

> A federation of states works for the United States of America because our states are, at the oldest, merely 200~300 years old, with most holding common or at least very similar heritages There's a reason for that, which is that the US conquered or subjugated its neighbors rather than peacefully federating with them, and US states accepted a substantially lower level of sovereignty than any EU member. Texas tried to "Texit" only 16 years after it joined the US, and it received far less accommodation than the UK did in leaving the EU.