Principle of Three Cautions in Police Response to Mass Incidents

In the handle mass incidents, we must adhere to the principle of three cautions. Background of principle of three cautions is the reasonable demands in mass incidents. Premise of principle of three cautions is police use in non-police activities. Difficulty of principle of three cautions is the forbid and caution use of weapons and apparatuses. Core of principle of three cautions is caution use of arrest and detention measures.