Reconstruction succeeded in rebuilding many of the South’s "railroads" since these were essential to the productivity of the nation as a whole.
There were four key European countries that colonized NorthAmerica. ... Spain colonized Americabecause they were searching for gold and silver. They did find a lot of gold and silver when they conquered the Aztec and Inca Empires. Francecolonized North America because of the great amount of furs they found there.
A. Better machinery as industrial revolution took course between 1820- 1840