Free Enterprise I believe but I am not sure
The main impact of the invention of the cotton gin in 1793 was on the ability to process short-staple cotton.
The Vietnam War was fought between South Vietnam and North Vietnam. The U.S. aided South Vietnam while North Vietnam was aided by the communist Soviet Union. The war was at a stalemate for awhile even with the help of the U.S. on the South's side. The U.S. left the war due to public discontent. Two years later North Vietnam conquered South Vietnam, and they became a united nation again.
<u>They are both major transportation systems in Georgia. </u>
The third system would be the Hartfield-Jackson International Airport.