The Arsacid Dynasty ruled Parthia, which included the Iranian plateau and intermittently Mesopotamia, from 253 BC until their overthrow by the Sassanid Dynasty in AD 224. The members of this dynasty include:
... Rainbow Coalition (NARC) had won landslide victories over the ruling KANU party, ending 40 years of single party rule and 24 years of rule by Daniel arap Moi.
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