What is the longest road in the usa

U.S. Route 20 (Us 20) is the longest road in the USA.

 The longest road In the USA is the U.S 20.  This road spreads from Boston, Massachusetts, to Newport, Oregon. 

The war began as a fight between mayans and the landowners of the country. the main causes of the guatemalan civil war was started by the greed of the united fruit company, the fear of communism, and the racism toward the  mayan  people.