The answer is:
They will serve in the military when required.
They will support and defend the US Constitution.
They will show allegiance to the nation's laws
Basically, all naturalized US citizens are required to upheld the same obligations like the citizens that born in united states. Voting in election and volunteering in political campaigns are considered to be the right/freedom of the citizens, not the obligation. You would not face legal punishments if you choose to avoid your rights, but you could face it if you avoid your obligations.
China, North Korea, South Korea
Ideas of John Locke and de Montesquieu were influential because they appealed to:- the idea of popular sovereignty, - the idea that government should serve the people,- the ideas about equality, natural right and social contract between people and its government.
A) When the risk is low, the return is high