Answer:
The debate over the spread of slavery grew more bitter.
Explanation:
This is the answer thank me later
an era of great achievements in art, science, religion, philosophy, and politics
Answer:
the government.
Explanation:
The westward movement was wanted by the government just because they need people in that land so that 1. Killing the Native Americans wasn't useless 2. So the land doesn't get taken over by Mexico and 3. So the economy can prosper from all of the work in the west.
Answer:
the scientific revolution