Cold War Veteran
In this scenario a year before the fall of the Babylonian Empire. The Medes and the Persians invent the Flintlock Musket. They outfit their entire Army with Flintlocks and use in the invasion of Babylon and other areas of the Levant a few years later they launch their invasion of Greece. How does the invasion of Greece go and how far do the Medes and the Persians push before they reach their limit? Can other Empires of the stand against the New uparmed Mede Persian Empire? How does this change History as we know it?