The Fifteenth Dynasty arose from among the Hyksos people who emerged from the Fertile Crescent to establish a short-lived governance over much of the Nile region , and ruled from 1674 to 1535 BC .
The Fifteenth Dynasty was started by the Hyksos people who emerged from the Fertile Crescent . They ruled over much of the Nile region , from 1674 to 1535 BC .