He found that it was _time_ for him to return. The southern cities and states of Greece had not been unanimous in raising him to the office which his father had held. The Spartans and some others were opposed to him. The party thus opposed were inactive and silent while Alexander was in their country, on his first visit to southern Greece; but after his return they began to contemplate more decisive action, and afterward, when they heard of his having undertaken so desperate an enterprise as going northward with his forces, and actually crossing the Danube, they considered him as so completely out of the way that they grew very courageous, and meditated open rebellion.