In what ways did natural resources and inventions the nation after the civil war

The natural resources in the states as well as recent inventions hastened the industrial revolution. The investments in railroads during the Civil War made this happen even faster.

 The natural resources in the US as well as recent inventions hastened the industrial revolution. The investments in railroads during the Civil War made this happen even faster. 

The amazing natural resources of the nation were now about to be fully exploited, including coal, oil, and iron. For example, the Minnesota-Lake Superior region, which had yielded some iron ore by the 1850s 

lol   that was   funny : >