I got three for ya
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1.) The gold rush caused California's population to increase dramatically;
2.) it brought people from many different backgrounds to California; it made California more democratic because people were more equal in mining communities;
3.) it caused Native Americans and Californios to lose their land
Answer:
confilt in american society like a racist attack on them for example they unite and solve there problem or adapt
Explanation:
To reduce the influence of Spanish/Portuguese colonizers in the region so the USA could be considered the only major power in that area.
Answer:
D
Explanation:
D would explain the isolationism of america, refusing to bring in any foreigners with foreign diseases to not "pollute the gene pool"