What were three effects of westward expansion
1. the decline in the supply and demand of fur
2. conflicts with american indians over land use
3. breaking off of peaceful ties with mexico
4. the discovery of gold in the american river
5. the addition of texas into the united states

Ahistorian is writing a book about british prime minister winston churchill. she claims that churchill was one of the earliest british leaders to realize that nazi germany was a serious threat to british security what is the best way to determine whether the historian's interpretation is valid? o a. review primary sources to see if churchill ever recorded his opinions of nazi germany. o b. find out whether the historian has written any other books about british leaders. c. analyze secondary sources summarizing the effects of nazi germany on great britain. o d. cite the historian's book in another study about important 20th- century world leaders.

How did the american revolutionary war change how some americans viewed the enslavement of african americans?

Which factor was a major cause of the great depression of the 1930?