The Macedonian Kingdom was an ancient kingdom located in the northern part of Greece. It rose to prominence in the 4th century BCE under the leadership of King Philip II, who united the various tribes and expanded the territory. The kingdom is best known for its military prowess and the establishment of a powerful army. The most famous ruler of the Macedonian Kingdom was Alexander the Great, the son of Philip II. Under his reign, the kingdom expanded significantly, conquering vast territories across Asia Minor, Egypt, and into Persia. This expansion spread Greek culture and influence throughout the known world.