All from “The 300” era stuff?
About 100 years earlier, shortly after the death of Cyrus the Great, the founder of the Persian Empire. After the Assyrians conquered the Kingdom of Israel they conquered Egypt. The neo Babylonians conquered the Assyrians, then the Kingdom of Judah, Egypt became independent. The Medes conquered the neo Babylonians and their Persian cousins under Cyrus, conquered them. Cyrus's son, Cambyses II, conquered Egypt. His son, Darius invaded Greece and was defeated at Marathon. Darius's son, Xerxes, invaded again, and was the victor at Thermopylae.