Macedonia (from , "Makedonίa") (Macedonian: Македонија, "Makedonija") is a region in the southeastern Europe, in Balkans. In ancient times it was a Greek kingdom and its greatest leader was Alexander The Great. Today, its borders have changed and it has been separated in three countries: Greece with the region of Macedonia or Greek Macedonia, the country North Macedonia or Vardar Macedonia and Bulgaria with Macedonia of Pirin (Blagoevgrad province).