The roots of the Greco-Persian Wars lie in 545 [[BC]], when the Achaemenid Empire conquered and annexed Ionia. While none of the Greek city-states risked sending military units to defend Ionia, the Spartans did send a message to king [[Cyrus the Great]], warning him to stay away from mainland Greece. Upon hearing this message, Cyrus famously replied "Who are the Spartans?". | The roots of the Greco-Persian Wars lie in 545 [[BC]], when the Achaemenid Empire conquered and annexed Ionia. While none of the Greek city-states risked sending military units to defend Ionia, the Spartans did send a message to king [[Cyrus the Great]], warning him to stay away from mainland Greece. Upon hearing this message, Cyrus famously replied "Who are the Spartans?". |