Contributors.
Original Image: (http://commons.wikimedia.org/wiki/Image:Europe_countries.svg) Júlio Reis (http://commons.wikimedia.org/wiki/User:Tintazul).
Recolouring and tagging with country codes: Marian "maix" Sigler (http://commons.wikimedia.org/wiki/User:Maix)
Improved geographical features: http://commons.wikimedia.org/wiki/User:W!B:
Updated to reflect dissolution of Serbia & Montenegro: http://commons.wikimedia.org/wiki/User:Zirland
Updated to include British Crown Dependencies as seperate entities and regroup them as "British Islands", with some simplifications to the XML and CSS: James Hardy (http://commons.wikimedia.org/wiki/User:MrWeeble)
Validated (http://commons.wikimedia.org/wiki/User:CarolSpears)
Changed the country code of Serbia to RS per http://en.wikipedia.org/wiki/Serbian_country_codes and the file http://www.iso.org/iso/iso3166_en_code_lists.txt (http://commons.wikimedia.org/wiki/User:TimothyBourke)
Uploaded on behalf of User:Checkit, direct complaints to him plox: 'Moved countries out of the "outlines" group, removed "outlines" style class, remove separate style information for Russia' (http://commons.wikimedia.org/wiki/User:Collard)
Updated various coastlines and boarders and added various islands not previously shown (details follow). Added Kosovo, Northern Cyprus, Crimea, Abkhazia, South Ossetia, Transnistria and Nagorno-Karabakh as disputed territories. Moved major lakes to their own object and added more. List of updated boarders/coastlines: British Isles (+ added Isle of Wight, Skye, various smaller islands), the Netherlands, Germany, Austria, Hungary, Czech Republic, Denmark, Sweden, Finland, Poland, Kaliningrad Oblast of the Russian Federation (and minor tweaks to Lithuania), Estonia, Ukraine, Moldova (minor), Romania, Bulgaria, Turkey, Greece, F.Y.R. Macedonia, Serbia, Bosnia and Herzegovina, Montenegro, Albania, Croatia, Italy (mainland and Sicily), Malta (http://commons.wikimedia.org/wiki/User:Alphathon).
Added Bornholm (http://commons.wikimedia.org/wiki/User:Heb)
Annotated by percentage of atheists from the "Special Eurobarometer 493, 2019" https://ec.europa.eu/commfrontoffice/publicopinion/index.cfm/ResultDoc/download/DocumentKy/88301 (http://commons.wikimedia.org/wiki/User:Strawhat42)