Before revision: Recent maps of Europe focus on the unemployment rate of each country, the expansion of member countries of the North Atlantic Treaty Organization, and URL<ref> <ref> Grataloup, Christian, L'invention des continents (Paris, Larousse, 2005)
After revision: Circa 2014 there are maps of Europe focus on the unemployment rate of each country, the expansion of member countries of the North Atlantic Treaty Organization, and more.that