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  1. Apply for Naturalization | USCIS

    By applying for naturalization, you are taking steps towards committing your loyalty to the United States. Check your eligibility for naturalization. If you are eligible to apply, here’s how to start …

  2. Become a U.S. citizen through naturalization - USAGov

    Naturalization is the process of voluntarily becoming a United States citizen. Learn about the steps that lead to U.S. citizenship, including the naturalization test. What are the requirements …

  3. Become a Citizen | Homeland Security

    Jul 1, 2025 · The USCIS Citizenship Resource Center helps you learn how to become a United States (U.S.) citizen by birth and through naturalization.

  4. United States nationality law - Wikipedia

    Physicist Albert Einstein receiving his Certificate of Naturalization from Judge Phillip Forman in 1940 [1] United States nationality law details the conditions in which a person holds United …

  5. Citizenship | Definition, History, & Facts | Britannica

    Citizenship, relationship between an individual and a state to which the individual owes allegiance and in turn is entitled to its protection. Citizens have certain rights, duties, and responsibilities …

  6. U.S. citizenship requirements and categories - USAHello

    Oct 24, 2025 · Learn if you can apply for U.S. citizenship. There are different categories of people who can apply. Find out the requirements for each.

  7. Application for Naturalization | USCIS

    Oct 28, 2025 · Naturalization is the process of becoming a U.S. citizen if you were born outside of the United States. Use this form to apply for naturalization if you meet the eligibility …

  8. U.S. citizenship - USAGov

    Find out how to become a U.S. citizen through naturalization. See how to prove U.S. citizenship, get dual citizenship, or renounce or lose your citizenship.

  9. Citizenship Resource Center - USCIS

    Learn about the naturalization process and eligibility requirements to become a U.S. citizen. Apply for naturalization to become a citizen. File your N-400, Application for Naturalization, online. …

  10. USCIS - Citizenship What to Expect

    Naturalization is a way for a person to become a U.S. citizen. Below is a general overview of what to expect during the naturalization process. To learn more, read the Guide to Naturalization. …