Can a US citizen apply for parents?, To petition for your parents (mother or father) to live in the United States as green card holders, you must be a U.S. citizen and at least 21 years old. (People who are themselves green card holders (permanent residents) may not petition to bring parents to live permanently in the United States.)
How can I enter the US legally?, How to Enter the U.S.Learn about the most common types of visas for business, student or travel you may need when coming to or... more