In comparative league tables of liberal democracies the UK's democracy is judged to be First Division, but not Premier League : Democratic Audit
File:Polity data series map 2011.svg - Wikimedia Commons
PolityProject
Democracy - Our World in Data
PolityProject
African political regimes in 1985 and 2015 : r/MapPorn
Center for Systemic Peace. Various years. Polity IV (data- base). Vienna, VA | Rhetoric, Global conflict, Data
Vox's CIA-Backed 'Democracy' Standard Is OK With Slavery and Women Not Voting - FAIR
Charts: Visualizing 200 Years of Systems of Government
Smashwords – Democracy Matters: Human Rights and Democracy in Thailand from 2001 to 2017 - Anocracy and Persistent Authoritarianism, Analysis of Routine, Unique, and Political Abuses, Polity IV Project Data – a book by Progressive Management
2013 Polity IV Scores by Country
P4cReports
Polity IV Project: Country Reports 2010
File:Polity data series map 2003.png - Wikipedia
More than half of countries are democratic | Pew Research Center
Polity Population Dynamics 1800-2000: Democratic, Authoritarian and... | Download Scientific Diagram
Data
PolityProject
ggplot2 - Mapping in R with Web Scraped Data - Stack Overflow
P4cReports
Trends in Global Democracy – Information Visualization
An Analysis of Polity IV and its Components
GitHub - andrewheiss/polity-oecd: Quickly play with Polity IV and OECD data (and see the danger of US democracy)
File:Political Regime – distinction democracies and full democracies, OWID.svg - Wikimedia Commons
PolityProject
Appendix.Figure 3. Global political system trend (Polity IV Project) | Download Scientific Diagram
