The conflict in Northern Ireland was an example of "complex warfare" with both insurgency and sectarian violence. We … present a unified model that helps to identify these two forms of conflict from the spatial distribution of violence. The … model predicts that tectonic boundaries between residential areas of opposed groups drive sectarian violence. Violence …

experienced cycles of violence between the 1960s and 1980s. Can such violence be explained by legacies of mobilization during … fascism? We study whether and how the Italian fascist experience of the 1920s affected political violence during the 1970s and … regime-predicts neofascist political violence at the provincial level more than 40 years later. New windows of opportunity …