Ключевые слова: 1mai, 1st, berlin, celebrating, celebration, city, communication, conflict, crime, crowd, crowded, day, demonstration, demonstrations, festival, festive, first, first of may, german, germany, group, kreuzberg, labor, laborday, mai, may, mayday, mayfest, multicultural, myfest, outdoor, parade, party, people, police, policeman, protest, road, security, street, team, traditional, uniform, vest, yellow,