This is an example of a responsibility a US citzen has today is: The Freedom to express yourself. Freedom to worship as you wish, the Right to a prompt, fair trial by jury, and the Right to vote in elections for public officials.
U.S. citizens must comply with certain mandatory obligations, including: Obeying the law. Every U.S. citizen must obey federal, state and local laws, and pay the penalties that can be incurred when a law is broken.
Respect and obey federal, state, and local laws. Respect the rights, beliefs, and opinions of others. Participate in your local community. Pay income and other taxes honestly, and on time, to federal, state, and local authorities.