Ключевые слова: america, american, australian, birthright, business, businessman, button, canadian, card, citizen, citizenship, country, document, dream, exam, flag, foreign, foreigner, freedom, green, id, identification, identity, illegal, immigrant, immigration, international, leaf, legal, lottery, man, map, maple, migration, national, naturalization, north, official, pass, passport, permanent, permit, pressing, resident, social, spain, state, test, travel, virtual,