Ban slavery in land obtained from mexico
start a newspaper promoting equality in all things for women
the revolution that established Mexico as an independent republic
they lost most of their land
expansionists used the term "manifest destiny" to justify what belief?
abolitionists argued that slavery was morally wrong
Placer mining was the most widely used method because it was affordable to a large number of prospectors.
If you choose placer mining, the crusher and ball mill is common. You could get primary gold production from rock. If you want to get more pure gold production, you should choose other equipment, such as flotation cell, desorption electrolysis equipment and leaching agitation tank and carbon screen.
There are equipment that used for mining in xinhaiindustry.com. You could learn more.
women were supposed to influence their husbands and raise patriotic children
Nomadic native Americans
stopped Chinese workers and miners for 10 yrs