Aliens


 * __Definition:__** An alien is a person who lives in a country, but is not a citizen. 1

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 * __Types of Aliens:__** There are several different types of aliens in the United States including:
 * An alien who is legally allowed to remain in the country. This kind of alien may be called a **legal alien**. This is a very broad category which includes tourists, guest workers, legal permanent residents and student visa resident aliens.
 * An alien who has temporary or **permanent residence** 2 in a country (which is foreign to him/her) may be called a **resident alien** of that country. This is commonly known as having a "green card."
 * An alien who is visiting a country may be called a **nonresident alien** of that country.
 * An alien who is present in a country unlawfully is known as an **illegal alien** of that country. An illegal alien commonly refers to who either entered the country illegally or whose visa expired.

__**References**__ 1. []) 2. []