Ключевые слова: 1, 2015, and, balloons, black, boy, cathedral, celebration, day, demonstration, flags, girl, guards, history, kazan, many, may, men, nevsky, party, people, political, procession, prospekt, putin, reportage, russia, slogan, st petersburg, street, supporters, temple, the dome of the temple, united, walk, white, women, young, youth,