Original sentence: Among other conquests, he annexed the regions of Pelagonia and Southern Paionia.For a brief period it became the most powerful state in the ancient Near East after Alexander the Great conquered most of the known world, inaugurating the Hellenistic period of Greek history.Macedon or Macedonia (Greek  ) was the name of a kingdom in the northern-most part of ancient Greece, bordered by the kingdom of Epirus to the west and the region of Thrace to the east
Edited sentence: Among other conquests, he annexed the regions of Pelagonia and Southern Paionia (currently south of the Republic of Macedonia).At the time, it was bordered by the kingdom of Epirus to the west and the region of Thrace to the east.For a brief period it became the most powerful kingdom in the ancient Near East after Alexander the Great conquered most of the known world, inaugurating the Hellenistic period of Ancient Greece.Macedon or Macedonia (Greek  ) was the name of a kingdom in, what is now, the north region of Greece and south of the Republic of Macedonia.Macedonian Center for Archaeological Research