As for the second investigation, it was opened following a minor losing one of his eyes after being injured during a demonstration in the city of Mulhouse.
The third investigation was launched regarding an incident in which a protester was injured in the head, while details of the fourth investigation have not yet been announced.
Since Saturday, France has been witnessing "Yellow Vests" movement protests against the high cost of living in hundreds of locations, with the participation of various segments of society, most notably high school students, farmers, and climate activists.
The demonstrations, particularly in the capital, Paris, and a number of other cities, witnessed an escalation in tension between police and protesters and the occurrence of acts of violence.
Numerous shops were also looted, including branches of luxury brands, while the historic town hall building in the city of Limoges was set on fire.