Answers:
October 08, 2009
Posted by charles
( 0 ratings )
The Sumerians learned to control the Tigris and Euphrates Rivers by constructing levees and irrigation canals. As a result, a stable food supply existed, and the Sumerian villages evolved into self-governing city-states.
...more here.
Sign in or register to rate or comment on this answer. | 
Save Text | 
Print
Related Questions:
why was the dred scott decision such a damaging blow to american…
which land acquisition added to the territory iof the united states?
Which land acquisition added to the most territory to the united state
WHO WAS THE FIRST WHO ARGUED THAT GOVERMENTS TO STAY OUT OF PRIVATE…
Who shall officiate when a president is tried for impeachment?
Comments