Communities with war industries experienced an immediate labor surplus when those industries closed down, and the large numbers of returning soldiers added to the unemployment problem.
It was the Hawley-Smoot Tariff.
Answer:
The distribution of goods led directly to the development of cities. Just like in Europe cities developed around centers of trade. The trade led to the urbanization and development of big towns that were connecting different trade routes. The trade routes involved North Africa, Sahara, and Europe and it lasted for centuries. More urbanization led to even the first university being built in Timbuktu in Mali.
The battle of lexington and concord showed that the colonists were going to do anything for their freedom, including go to war with Great Britan. They were also the first shots of the revolutionary war.