Answer: B
Explanation: Both World Wars were started due to one country rising up as a Military power and having a Nationalist government. Germany is a good example of this. When Hitler rose to power in 1933, he began to start a Nationalist Government and starting invading some nearby countries.
The short answer is no, changes in the young nation did not open the door to opportunity for all Americans, since a large number of people in the United States during this time, such as slaves and women, had practically no rights.
Answer:
In the United States before 1865, a slave state was a state in which the slave trade was legal, while a free state was one in which it was not. There were some enslaved persons in most free states in the 1840 census, and the Fugitive Slave Act of 1850 specifically stated that an enslaved person remained enslaved even when she or he fled to a free state.
Explanation: