The ancient Greek ideal of World Unity is manifested in the conquests of Alexander the Great aiming to unite the world through Hellenization.

Alexander the Great became king of Macedonia, the ancient Greek realm, around age 20 and subsequently expanded his empire to parts of modern-day Greece and the Middle East, according to Biography.com.

Alexander was born in Pella ... at home and reasserted Macedonian power within Greece. He then set out to conquer the massive Persian Empire. Against overwhelming odds, he led his army to ...

Alexander the Great is one of the most famous generals of the ancient world. By the age of 32 he had conquered a massive ...

Alexander the Great founded over 70 cities and created an empire that stretched across three continents, covering 2 million square miles. There was never one country called ‘ancient Greece’.

One of the most famous artworks of the ancient world reads almost like a map of the Roman Empire's power.