<p><b>lv</b>: <a href="https://en.wikipedia.org/wiki/lv:Kurzemes_un_Zemgales_hercogiste" class="extiw" title="w:lv:Kurzemes un Zemgales hercogiste">Kurzemes un Zemgales Hercogiste 1740</a>.<br><b>en</b>: The <a href="https://en.wikipedia.org/wiki/en:Duchy_of_Courland_and_Semigallia" class="extiw" title="w:en:Duchy of Courland and Semigallia">Duchy of Courland and Semigallia</a> in 1740.<br><b>fr</b>: Le <a href="https://en.wikipedia.org/wiki/fr:Duch%C3%A9_de_Courlande" class="extiw" title="w:fr:Duché de Courlande">duché de Courlande</a> en 1740.
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The towns and cities are designated by their German names since the nobility and the Duke were of German heritage. The rivers, somewhat incongruously, are given their common Latvian names.
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