Who was alexander the great why is he important?

Macedonian king Alexander the Great (356-323 B.C.) was born to parents King Philip II and Queen Olympia. Tutored by Aristotle, the prince took charge of the Companion Cavalry at age 18 and aided Philip in defeating the Athenian and Theban armies at Chaeronea. After the death of his father, Alexander garnered the support of the Macedonian Army and eliminated his enemies to become king and leader of the Corinthian League. Alexander went on to conquer Persia and Egypt, his kingdom ranging from the Mediterranean to the border of India. Just 32 when he died from malaria, he is regarded as one of history’s brilliant military leaders and most powerful rulers.

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.