Constitute is a web application developed for scholars and drafters analyzing the text of written constitutions. At the heart of the application is a set of constitutional excerpts that are encoded with tags derived from a conceptual inventory used in the Comparative Constitutions Project, a related dataset that records the characteristics of national constitutions since 1789. Qualtitative data. The data include the constitutions of all independent states, as identified by Ward and Gledistch, written since 1789 AND in force as of September 1, 2013.