ALEXANDER THE GREAT AND DARIUS. 303 ever to do with the battle. Its dispersal ended the Persian resistance; the empire was surrendered to Alexander almost without another blow. Great a soldier as Alexander unquestionably was, he was remarkably favored by fortune, and won the greatest empire the world had up to that time known with hardly an effort, and with less loss of men than often takes place in a single battle. The treasure gained was immense. Darius seemed to have been heaping up wealth for his conqueror. Babylon and Susa, the two great capitals of the Persian empire, contained vast accumulations of money, part of which was used to enrich the soldiers of the victorious army. At Persepolis, the capital of ancient Persia, a still greater treasure was found, amounting to one hundred and twenty thousand talents in gold and silver, or about one hundred and twenty-five million dollars. It took five thousand camels and a host of mules to transport the treasure away. The cruel conqueror rewarded the Persians for this immense gift, kept through generations for his hands, by burning the city and slaughtering its inhabitants, in revenge, as he declared, for the harm which Xerxes had done to Greece a century and a half before. What followed must be told in a few words. The conqueror did not feel that his work was finished while Darius remained free. The dethroned king was flying eastward to Bactria. Alexander pursued him with such speed that many of his men and ani- mals fell dead on the road. He overtook him at last, but did not capture him, as the companions of the