Naturalization is the way immigrants become citizens of the United States. The general requirements for administrative naturalization include:
A period of continuous residence and physical presence in the United States
An ability to read, write and speak English
Good moral character
Attachment to the principle of the US Constitution
Favorable disposition toward the United States All naturalization applicants must demonstrate good moral character, attachment and favorable disposition. The other naturalization requirements may be modified or waived for certain applicants, such as spouses of US citizens.