1. A system for detecting unreported socially disruptive events, comprising: an information collection and processing subsystem comprising at least one repository database stored in non-transitory computer readable storage media containing documents downloaded from at least one publicly available information source; an information analysis and reporting subsystem comprising indications and warnings associated with socially disruptive events, the indications and warnings including indirect indications and warnings associated with social disruption, the information analysis and reporting subsystem configured to search the documents for the indirect indications and warnings associated with social disruption; a text classification system that uses a machine learning model or a combination of machine learning models to identify one or more documents that suggest that an unreported socially disruptive event is unfolding based on the indirect indications and warnings; and an information communications subsystem that outputs the documents that suggest that an unreported socially disruptive event is unfolding.