Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...
Macedonia or Macedon was an ancient kingdom, centered in the northeastern part of the Greek peninsula, bordered by Epirus to the west, Paeonia to the north, the region of Thrace to the east and Thessaly to the south....
on the northeastern border of Greece
Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....
522 BC Darius I of Persia kills the Magian usurper Gaumâta, securing his hold as king of the Persian Empire.
480 BC The Battle of Thermopylae, fought between 300 Spartans, led by their king, Leonidas, and the Achaemenid Empire begins
479 BC Greco-Persian Wars: Persian forces led by Mardonius are routed by Pausanias, the Spartan commander of the Greek army in the Battle of Plataea.