On this day, a battle to decide the fate of an empire was being fought in Waterloo, a little-known town in Belgium.,Still theoretically holding the title of Queen, Louisa could no longer care about royal decorum and lightly embraced her son.,After arriving in Austria, on July 22, 1818, his maternal grandfather, Emperor Francis I of Austria, issued a decree cancelling his Napoleonic name and replacing it with the Germanized "Franz" as his new name; simultaneously, he revoked his titles of Roman King and all other honors, instead bestowing upon him the title of Duke of Lechstedt.。