S1, E1: The first, and perhaps the greatest, commander of all was Alexander the Great. At the Battle of Issus, he led an audacious charge across a river, crushing a massive Persian force. Still in his early twenties Alexander went on to conquer more of the known world than anyone before or since. By the time of his death, aged 32, he had established himself not only as a great commander but a great conqueror.
