Deciding to become a U.S. citizen is one of the most important decisions in an individual’s life. If you decide to apply to become a U.S. citizen, you will be showing your commitment to the United States and your loyalty to its Constitution. In return, you are rewarded with all the rights and privileges that are part of U.S. citizenship.
Having a Green Card (officially known as a Permanent Resident Card) allows you to live and work permanently in the United States. The steps you must take to apply for a Green Card will vary depending on your individual situation.
To work in the United States temporarily as a lawful nonimmigrant, temporary workers must qualify for the available visa category based on the planned employment purpose.
A foreign citizen seeking to immigrate generally must be sponsored by a U.S. citizen or lawful permanent resident immediate relative(s), or prospective U.S. employer, and have an approved petition before applying for an immigrant visa.
Generally, a citizen of foreign country who wish to enter the United States must first obtain a visa, either a nonimmigrant visa for temporary stay or an immigrant visa for permanent residence.
Foreign travelers to the United States for short visits, for example tourism, vacation, visiting family and friends, or medical treatment, need visitor visas unless they qualify for entry under the Visa Waiver Program.