This article analyses the constitutional crisis that was triggered in Chile by the events of 18 October 2019. The purpose is to explain the link between the constitution and social unrest and to explore whether a constituent process, such as the one designed in Chile, has the potential to address the unrest that produced it. The failed experience of Bachelet’s constituent process and the Latin American reform processes of the last thirty years show the threats and challenges of the future (...) Chilean constitution. (shrink)