Original: After Napoleon 's defeat in 1814 and the Prussian occupation of Paris by General Ernst von Pfuel , the Quadriga was restored to Berlin and Victoria 's wreath of oak leaves was supplemented with a new symbol of Prussian power , the Iron Cross .
Simplified: When Napoleon was beaten in 1814 Prussian General Ernst von Pfuel occupied Pais and took the Quadriga back to Berlin , the olive wreath was changed to an Iron Cross .