Who mapped a new route over the Sierra mountain

Theodore Judah

Map showing the five railroad routes across the Sierra Nevada Mountains surveyed by Theodore Judah in 1861-62

nafta and the union are used as a trade between other countries these   organizations are used as spokes person for the country

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."