The Macedonian General Antipater was a prominent figure in the court of ALEXANDER the Great. He was appointed as regent of Macedonia and Greece by ALEXANDER in 323 BC, and was responsible for the administration of the empire during ALEXANDER's absence. Antipater was also a key advisor to ALEXANDER, and was instrumental in the success of his campaigns. ALEXANDER the Great was a Macedonian king who conquered much of the known world in the 4th century BC. He is widely regarded as one of the greatest military commanders in history, and his legacy has had a lasting impact on the world.