Answer:
Popular Sovereignty is when a person puts a vote and the people in that country vote for it. (referred to the Bleeding Kansas)
Answer: Similar problems afflict cities throughout the region. Slums spread over larger and larger urban areas. Often unemployment and crime increase. In addition to social problems, there are many environmental problems. These include high levels of air pollution from cars and factories.
Explanation: Give me the brainiest
Native Americans were forced out of their homes and walked across country to live in government reservations