Charlemagne King of the Franks (768-814). Holy Roman Emperor (since 800); 747-814. "The fall of the Irminsul" (772 near Eresburg in Westphalia). Colour draught c. 1846/48, by Alfred Rethel (1816-1859), oil on paper on canvas, 66,3 × 75,6 cm. Draught of the fresco, 1848, in the Kaisersaal of the town hall in Aachen. Düsseldorf, Museum Kunstpalast.