What is one responsibility that is only for us citizens?

One responsibility that is only reserved for US citizens is the ability to vote in federal elections. Only US citizens have the right to cast their vote in presidential, congressional, and senatorial elections, which is set forth in the Constitution. This responsibility ensures that citizens have a say in the government and are able to use their right to shape the political landscape. Additionally, only US citizens can run for federal elected office, further highlighting the importance of citizenship in the federal electoral process.