Ключевые слова: background, borders, business, caucasian, choice, citizen, communications, concept, couple, crimea, disorder, dual citizenship, federation, finger, friendship, hand, hands, hiking, holding, id, identity, immigration, international, knitted, law, man, object, office, one, passport, people, points, policy, prohibition, relationship, ride, russia, russian, safety, sitting, slavic, studio, table, two, ukrainian, visa, war, warm, white, years,