Should be the third answer
Answer:
The Louisiana Purchase significantly increased the size of the United States, which began the expansion of the country towards the West. It also laid the groundwork for the Civil War as the new territories took sides in the heated slavery debate.
The Louisiana Purchase covered a large area, from the Rocky Mountains to the Mississippi River, and it cost the U.S. $15 million. Native Americans were already living in the area at the time. However, much of the land was sold cheaply to pioneers for farming, opening up the country. It also eventually played a role in the start of the Civil War as the adding of new territories contributed to the struggle for control between the North and South. The addition of new states and territories, which were included in the attempt to make compromises on slavery, increased conflict and eventually led to war breaking out.
Explanation:
The industrial revolution did.
In the beginning, the only perceived difference was that they were not Christians so they wanted to baptize them. After the industrial revolution, the European countries developed rapidly while African and Asian countries didn't and Europeans believed that this was due to their superior race so they decided to colonize them under the pretense that they would help them develop.
