expected advance of the cavalry; but perceiving that his fear had been' groundless,[1] he kept his position in the camp. However he posted his scouts at many places along the bank. When Alexander had brought it about that the mind of Porus no longer entertained any fear of his nocturnal attempts, he devised the following stratagem.
CHAPTER XI.
Alexander's Strategem to Get Across.
There was in the bank of the Hydaspes, a projecting headland, where the river makes a remarkable bend. It was densely covered by a grove,[2] containing all sorts of trees; and over against it in the river was an island full of trees and without a foot-track, on account of its being uninhabited. Perceiving that this island was right in front of the headland, and that both the spots were woody and adapted to conceal his attempt to cross the river, he resolved to convey his army over at this place. The headland and island were 150 stades distant from his great camp.[3] Along the whole of the bank, he posted sentries, separated as far as was consistent with keeping each other in sight, and easily hearing when any order should be sent along from any quarter. From all sides also during many nights clamours were raised and fires were burnt. But when he had made up his mind to undertake the passage of the river, he openly prepared his measures for crossing opposite the camp. Craterus had been left behind at the camp with his own division of cavalry, and the horsemen from the Arachotians and Parapamisadians, as well as the brigades of Alcetas and Polysperchon from the phalanx of the
