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Amasis I(əmā`sĭs), d. c.1545 B.C., king of ancient Egypt (c.1570–1545 B.C.), founder of the XVIII dynasty. He drove the HyksosHyksos
[Egyptian,=rulers of foreign lands], invaders of ancient Egypt, now substantiated as the XV–XVIII dynasties. They were a northwestern Semitic (Canaanite or Amorite) people who entered Egypt sometime between 1720 and 1710 B.C.
..... Click the link for more information. out of the Nile delta and pursued them into Palestine. His name also appears as Ahmose.