Answer:
Afghanistan usually trades with it's neighbors, including Pakistan and Turkey. They trade things such as fruits, nuts, and handwoven carpets for machinery and other capital goods, food, and textiles. They trade with Pakistan and other neighboring countries so they can receive goods that aren't commonly found in Afghanistan.
Checks and balances is the answer to this question.
It seems to be "Rising Above the Gathering Storm: Energizing and Employing America for a Brighter Economic Future"
The main thing that the AEF, doughboys, and harlem hellfighters (369th regiment), have all in common is that they were part of the "American Expeditionary Forces," who were sent to Europe in 1917.