Top 6 Benefits of CitizenshipProtection from deportation. Becoming a U.S. citizen protects you and your children from deportation. Citizenship for your children. Family reunification. Eligibility for government jobs. Freedom to travel. Ability to vote.
There are no restrictions on travel just because you've submitted Form N-400, Application for Naturalization. You continue to be a permanent resident with the ability to travel abroad and reenter with a valid permanent resident card.