Here a French and American officer look approvingly on a group of American enlisted men who appear to be practising the French national anthem, so as to pass it on to “the Hun”. The Germans had a number of nicknames in World War I: “Fritz”, “the Boche”, “the Heinies”, but the most offensive was “Hun”. Kaiser Wilhelm had urged his troops being sent to China to quell the Boxer Rebellion to behave like Huns, and the name stuck.