This article offers an understanding of society's political mobilizations and demobilizations as a counterpart of the processes of enlargement and narrowing down of institutional channels that regulate the actors' interaction, such as "socialization" or "privatization" movements of sociopolitical conflicts. Focusing on the Brazilian case, the article discusses the democratic transition and "consolidation" from the perspective of permeability of the political system in relation to the autonomous participation of the mobilized society.
mobilization; democracy; transition; political conflict