I think its five. I am not certain though.
Philip Hamilton
Alexander Hamilton's son
Eliza Hamilton Holly
Alexander Hamilton's daughter
William S. Hamilton
Alexander Hamilton's son
Alexander Hamilton's Wife
Elizabeth Schuyler Hamilton.
Mesopotamia was the location for an empire founded by "Sargon"--known as "Sargon of Akkad," since this was a highly advantageous place to build an empire due to the fertile soil and trade possibilities.