Their government, military, and their culture.
Political Strength, Military, and Economic Strength were the three strengths of the Byzantine Empire.
buddha
The Assyrian Empire had the strongest and most deadliest military force of Ancient Mesopotamia.
He went against the surrounding territories and against the eastern and western roman empire
Tamerlane, or Timur, was an important military leader and conqueror in the 14th century who founded the Timurid Empire. He was known for his military strategy, brutality, and the vast territory he conquered in Asia. Tamerlane's empire had a significant impact on the history and culture of the regions he ruled.
they conquered surrounding tribes/ppl.
Charlemagne valued education, Christianity, and expansion of his empire through military conquests. He promoted the Carolingian Renaissance to revive learning and culture in his empire.
The founder of the Mongol Empire is Genghis Khan. He united the Mongol tribes in the 12th and 13th centuries and successfully expanded the empire across Asia and Europe. Genghis Khan is known for his military tactics and his ability to establish a vast empire.
poltical system
Strictly following the wording of the question, there is no such person. Greece never expanded beyond the Aegean and surrounding territories. However, the Macedonian Empire, which is often incorrectly called "Greek" since its culture was strongly influenced by that of Greece, did conquer Greece AND the Middle East, Egypt, and Persia. The leader of the Macedonian Empire at that time was ALEXANDER THE GREAT.
Alexander the great contributed to Greece by the Hellenization of its Empire. It is where Greek culture, philosophies, teachings are spread throughout the land. This was the product of Aristotle being Alexander's tutor in his early years. Though he was a fierce military leader, he showed his intelligence and passion for Greek Culture through the spreading of Greek Culture.