The empire whose structure resulted from a blend of Persian, Greek, and local cultures was the Hellenistic Empire, particularly during the reign of Alexander the Great. After Alexander's conquests, the resulting empire spread Greek culture and influenced local traditions across regions including Egypt, Persia, and beyond. This cultural fusion, characterized by advancements in art, science, and philosophy, facilitated the spread of knowledge and laid the groundwork for future civilizations in the Mediterranean and Middle Eastern regions.