How did the completion of the transcontinental railroad change the lives of American citizens? It increased the wealth of all Americans and enabled them to travel more. It made cross-country travel too expensive for ordinary Americans. It decreased the safety of Americans who moved to settle the plains. It shortened travel time between the East and West for all Americans.

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.

mickey : )

explanation:

why not?

it allows shippers to carry commercial goods, which allows them to save time and money.