Page:Political History of Parthia.pdf/152

106 C. Antistius Vetus. The autumn of that year found one of the Pompeians, Q. Caecilius Bassus, supported by certain legions, shut up in Apamea by Vetus. Bassus appealed to the Parthians for aid, and Pacorus at the head of his squadrons forced the abandonment of the siege; but, because of the lateness of the season, the main body of Parthians did not remain long.

Since temporizing measures would obviously never solve the Parthian problem, Caesar began plans for a great campaign against them. Elaborate preparations were made for handling the home government while the dictator was to be away and for the organization of the army. Octavius, Caesar's nephew, was sent to Apollonia, ostensibly to study philosophy, but in reality to learn military tactics in preparation for the coming campaign. Sixteen legions and ten thousand cavalry were made available for service. Six legions, together with many light-armed troops and cavalry, under the command of M. Acilius Caninus went to winter in Apollonia, while one legion was