Aornos is the site of Alexander the Great's last siege, "the climax to Alexander's career as the greatest besieger in history" according to Alexander's biographer Robin Lane Fox (Fox 1973, p343).
The siege takes place in the winter of 327–326 BCE.
"We cannot be certain of being right about the future; but we can be almost certain of being wrong about the future, if we are wrong about the past."