 In 336 BC Philip II of Macedon was authorized by the League of Corinth as its Hegemon to initiate a sacred war of vengeance against the Persians for desecrating and burning the Athenian temples during the Second Persian War, over a century before.He sent an advance force into Asia Minor under the command of his generals Parmenion and Attalus to liberate the Greeks living under Persian control.After they took the Greek cities of Asia from Troy to the Maiandros river, Philip was assassinated and his campaign was suspended while his heir consolidated his control of Macedonia and the rest of Greece.