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Citizenship and Naturalization

Authored By: U.S. Citizenship and Immigration Services

Information from U.S. Citizenship and Immigration Services on obtaining U.S. citizenship through Naturalization, the process by which U.S. citizenship is granted to a lawful permanent resident after meeting the requirements established by Congress in the Immigration and Nationality Act (INA); and Acquisition of Citizenship, through U.S. citizenship parents either at birth or after birth, but before the age of 18.

Last Review and Update: Feb 16, 2010
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