History shows it was possible in cantons of Switzerland, Habsburgs couldn't conquer them, despite no federal authority. There are still examples of small countr

History shows it was possible in cantons of Switzerland, Habsburgs couldn't conquer them, despite no federal authority. There are still examples of small countries in military alliances today - I don't see what is the problem with contributing. Economics is not a problem in a modern world with a free trade. Small city-states, that embrace free trade, fare well. There is even an possibility, that trade liberalization leads to political disintegration: https://www.nber.org/papers/w6163 https://www.nber.org/papers/w6163