>As a citizen of the United States, however, our law does indeed entitle me to things that foreign guests have zero expectation or entitlement to.

Based on what? It's a set of arbitrary rules applied within an arbitrarily defined geographical area. Some people may have decided at some point in history to treat you differently and with more respect than other fellow humans. Some other people may want to treat everyone fairly.

All of this is a moral construction. What's for certain though is that you did nothing to deserve to be born where you're born. It follows that you didn't do anything to deserve more rights.