To be a freed slave, being born in Rome, and by naturalization (by petitioning for citizenship of foreign-born)
Answer:
The Missouri Compromise of 1820 was a law that tried to address growing sectional tensions over the issue of slavery. By passing the law, which President James Monroe signed, the U.S. Congress admitted Missouri to the Union as a state that allowed slavery, and Maine as a free state
Explanation:
Imperialism is the growth or building if an empire. Some reasons for imperialism is for more land=money=power, refuling stations, military bases, other nations are doing it, and markets.
Answer:
The acquiring of the territories gave the United States justification to send out immigrants into those territories and settle the land along the trails created by traders and trappers beforehand. These immigrants and other workers then set up the Transcontinental Railroad to facilitate trade and transport back and forth from the west coast to the east.