Why are revolutions a necessary evil in societies and around the world?Need Answer ASAP.!

Which is likely the most serious problem associated with an epidemic? 1. there are sometimes no cures to the diseases that spread. 2. people often die from the diseases that spread. 3. there are usually no ways to prevent people from getting ill. 4. people often don’t know they have a disease.

Who promotes the idea that government should place little limits on its citizens

How did the us change it’s economy to provide supplies for the war effort?