To allow the natural downward flow of water to irrigate a large amount of land without needing to be transported from one crop plot to another.
Hope this helps!
They dumped tea into the Boston harbor. Know as the Boston Tea Party.
Three-fifths
Here's the specific statement from within the Illinois Constitution (Article IV, Section 9): <em>The house to which a bill is returned shall</em><span><em> immediately enter the Governor's objections upon its journal.
If within 15 calendar days after such entry that house by a
record vote of three-fifths of the members elected passes the
bill, it shall be delivered immediately to the second house.
If within 15 calendar days after such delivery the second
house by a record vote of three-fifths of the members elected
passes the bill, it shall become law.</em></span>