This map shows counties [Kreise] in the German Empire where at least 5 percent of the population (according to the census taken on December 1, 1900) spoke a non-German mother tongue. See especially the Polish-speaking regions (green) in the Prussian east, the Danish-speaking region (pink) in the north, and the French-speaking region (purple) in the Reichsland of Alsace-Lorrraine in the west. The areas marked with red crosses were lost to the German Reich after the First World War.

Foreign-Language Populations in the German Reich in 1900


Source: “Fremdsprachige Bevölkerung im Deutschen Reich” [“Foreign-Language Populations in the German Reich”] (census of December 1, 1900). Bennet Schulte, cartographer, 2010. https://upload.wikimedia.org/wikipedia/commons/8/85/Sprachen_Deutsches_Reich_1900.png

Wikimedia Commons

German-Land: Language beyond Borders (1867), published in German History Intersections, https://germanhistory-intersections.org/en/germanness/ghis:image-207.

Foreign-Language Populations in the German Reich in 1900, published in: German History in Documents and Images, <https://germanhistorydocs.org/en/forging-an-empire-bismarckian-germany-1866-1890/ghdi:image-5073> [November 30, 2023].