In June 323 BC, Alexander the Great was in Babylon, at the Palace of Nebuchadnezzar, when he fell suddenly ill and, just like that, the greatest conqueror the ancient world had ever seen was on his deathbed. Alexander did not have an heir. His son, Alexander IV, was born after his death, so since nobody knew if the child would be a boy or a girl, the question immediately arose of who would succeed as the new ruler of the Macedonian Empire. Alexander’s closest advisors and generals gathere...