Ключевые слова: access, alien, america, application, arrive, authority, benefits, blank, border, citizen, citizenship, country, decision, depart, department, document, emigration, empty, entry, federal, fill, flag, foreign, foreigner, form, form 400, identity, illegal, immigrant, immigration, justice, law, legal, liberty, n 400 form, n400 form, nation, naturalization, official, policy, resident, security, symbol, topview, united states, usa, uscis, verification,