They had been a subsidiary of the Medes until Cyrus took them over and used the merged power to move on to take over the Babylonian Empire and beyond.
They absorbed the Medes, their previous rulers.
They were first conquered by the Persians
turkey kyrgystan the Middle East and the Arabian peninsula
turkey kyrgystan the middle east and the Arabian peninsula
Mexico.
The Medes.
First you must define what 'best' is - in what aspects.
The battle of Marathon 490 BCE.
you have to first kill the owners of the land and then hire slaves
The Roman Empire, if you mean "empire" but if you mean "Emperor" it was Caesar who conquered it and became emperor not long thereafter.
They captured one of the ir two targets - Eretria. Then they moved on to Athens but were defeated at Marathon, and went home.
They were leaders the Persian Empire. Darius was the father of Xerxes. Darius led the Persians in the first Persian war, while Xerxes led the Persians in the second Persian war.