[Translated summary: The Sou da Paz Institute, a Brazilian non-governmental organisation that campaigns actively for the prevention of violence sought the help of churches and religious communities to support and justify its campaign of voluntary surrender of firearms and ammunition.] L'institut Sou da Paz, une organisation non-gouvernementale brésilienne qui milite activement pour la prévention de la violence a demandé le concours des Églises et des communautés... (GunPolicy.org)