fear tactics and a lot of appealing to German nationalism
Explanation:
a minor change or addition designed to improve a text, piece of legislation, etc.
False it helped make picking cotton more efficient and reduced the need for slave labor
The empire grew weaker because of military conflicts.
Answer: I was a preventative mesuare against polio
Explanation:
Polio is a virus that caused muscle weakness. Although most people fully recover it became a big problem in the US. That is what the vaccine was created. You could say it saved America.