Ключевые слова: 2019, arrest, blue, celebration, ceremony, city, control, crime, crowd, day, demonstration, editorial, enforcement, europe, event, flags, force, formation, france, french, government, guard, interior ministry, law, male, man, michele lutz, military, ministry, municipal, officer, patrol, people, police, policeman, politics, protection, protest, public, riot, safety, security, sign, speech, street, surveillance, thirtieth, uniform,