A king of the Ancient Greek kingdom of Macedon and a member of the Argead dynasty. Macedonia has been regarded as a small marginal country among the Greek city-states for a long time. After Philip II defeated other Greece city-states, an anti-Macedonian storm was brewing in a brief calm. In 336 BC, Alexander succeeded to the throne at the age of 20. After defeating the city of Thebes, Alexander was awarded the generalship of Greece. In the following year, he invaded Persian Empire and began a series of campaigns. Alexander the Great defeated Persian army at the Battle of Gaugamela and captured Achaemenid capital. And then he had a grand tour of central Asia and founded a series of new cities. In 324 BC, he finished his conquest that lasted 10 years and created one of the largest empires in history. Alexander the Great is the most famous military leader and the most influential people in human history.