Diplomacy in Action. Sanctioned Entities List. The Department of State has sanctioned the following entity for its commercial activities in Iran, pursuant to its authorities under the Iran Sanctions Act of 1996, as amended.
The two railroad companies involved in the transcontinental  railroad were the Union Pacific and the Central Pacific. They  completed the track on May 10, 1869 at Promontoryâ¦ Summit, Utah.
The Transcontinental Railroad was finished and opened for traffic on May 10, 1869. The transcontinental transportation network revolutionized the American economy because the transport of goods was made much faster, cheaper and more flexible.