10 jun 1870 ano - Westward Expansion and Mining

Descrição:

-Great American desert was originally infertile
-Wheat grows well so it becomes the cash crop of the area
-Many people seek equal opportunities in the west
-Mineral deposits found in the Rockies and Black Hills
-People move to work in the mines
-Business owners of mining towns make a lot of money

Adicionado na linha do tempo:

Data: