V-Dem provides a multidimensional and disaggregated dataset that reflects the complexity of the concept of democracy as a system of rule.

Varieties of Democracy (V-Dem) produces the largest global dataset on democracy with over 32 million data points for 202 countries and territories from 1789 to 2025. Involving over 4,200 scholars and other country experts, V-Dem measures over 600 different attributes of democracy.