Ключевые слова: activist, activists, audience, banner, celebration, ceremony, civil rights, color image, competition, conflict, crowd, cultures, day, democracy, editorial, education, environmental issues, europe, event, flag, freedom, government, greta thunberg, group of people, large crowd, large group of people, law, marching, men, organized group, outdoors, parade, participant, patriotism, people, placard, politics, protest, protestor, religion, riot, sign, social issues, spectator, student, supporter, thousands, unity, women,