6. How did the construction and completion of the Transcontinental Railroad help the U. S. achieve its goal of Manifest Destiny?

The Transcontinental Railroad physically bound the west coast to the Union, and also interconnected all Americans, in that travel and transport of goods became more efficient. .This was a goal of Manifest Destiny, the American philosophy that drove westward expansion

Explanation:

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

judaism, christianity and islam, are all abrahamic religions and therefore have in common the hebrew idea of a single god which is the source of all morality. the idea of the covenant is only related to judaism, while dharma is a concept of indian religions and the four noble truths are basic principles of buddhism.