The Cold War, a "war" of attrition and nuclear build-up between the United States and the Soviet Union, greatly shaped American culture by the people's emphasis on space and science to beat out the Soviets.
D. starting businesses and creating jobs
Hope this helps you!
<span />
<span>free or serf, owed the lord certain duties, these included at least a few day's labor each week and a certain portion of their gain</span>
I think it is the declared purpose