Answer:
1. Determine if you are already a U.S. citizen
2. Determine if you are eligible to become a U.S. citizen.
3. Prepare your Form N - 400, Application for Naturalization
4. Submit your Form N - 400, Application for Naturalization and fees
5. Go to the biometrics appointment, if applicable
6. Complete the interview
7. Receive a decision from U.S.C.I.S on your Form N - 400, Application for Naturalization
8. Receive a notice to take the Oath of Allegiance
9. Take the Oath of Allegiance to the United States
10. Understanding U.S. citizenship