During the nineteenth century , the involvement of butchers , launderers , traders , and students became essential to the liveliness of the Carnival .
What is less known is the fact that the Carnaval de Paris is also , traditionally , the feast of the Paris police .
During the nineteenth century , the involvement of butchers , launderers , traders , and students became essential to the liveliness of the Carnival .
What is less known is the fact that the Carnaval de Paris is also , traditionally , the feast of the Paris police .