(04.04 MC)Which of these events was a cause of the Persian War? Sparta helped other Greek city-states rebel against Persian rule
. Athens helped other Greek city-states rebel against Persian rule. Athens helped King Darius I fight against other Greek city-states. Sparta helped the Persians take over other Greek city-states.
In short, the Colonial system of indentured servitude (working for 5-7 years for someone to pay them back for your trip across the Atlantic) was running out of people. So the British brought African peoples across.
