He only ruled the Persian Empire for 13 years; however, he affected the region forever. His adoption of Persian practices was continued by his successors, which were three of his generals. The Persian Empire was unified for over 200 years by the Achaemenids, and due to Alexander’s conquest and subsequent death, the region became separated into three areas. Through the use of his powerful army and his brilliant military strategy, Alexander was able to conquer much of the known world in his time period. While his army traveled through west, central, and south Asia, many of his Greek-speaking soldiers stayed behind to build communities. These soldiers spread Greek culture to Asia as a result of Alexander’s conquests. As one can see, Alexander was responsible for the separation of the Persian Empire and for the spread of Greek culture to large geographic