I saw the ram pushing westward, and northward, and southward - Denoting the conquests of the united kingdom. The east is not mentioned, for none of the conquests of the Medo-Persian empire extended in that direction: Yet nothing could better express the conquests actually made by the Medo-Persian empire than this representation. On the west the conquests embraced Babylonia, Mesopotamia, Syria, and Asia Minor; on the north, Colchis, Armenia, Iberia, and the regions around the Caspian Sea; and on the south, Palestine, Ethiopia, Egypt, and Lybia. - Lengerke. This Medo-Persian power is represented as coming from the east. Isaiah 41:2 : “who raised up the righteous man from the east, etc.” Isaiah 46:11 : “calling a ravenous bird from the east, etc.”
He did according to his will, and became great - This expresses well also the character of the Medo-Persian empire. It extended over a great part of the known world, subduing to itself a large portion of the earth. In its early conquests it met with no successful opposition, nor was it stayed until it was subdued by Greece - as at Leuctra and Marathon, and then as it was finally overthrown by Alexander the Great.