Most studies of democratic developments are limited to the period after World War II. However, political regimes varied according to different aspects of democracy long before the establishment of modern liberal mass democracies. We come down strongly in favor of collecting disaggregate and...

We present a new dataset comprising more than 1900 regimes in 197 polities over the time period 1789-2016. We use this dataset to describe dierent historical patterns of regime duration globally, leveraging ne-grained measures on when regimes started and ended and a nuanced scheme of dierent...