Answer:
Assuring that the harms of the British Government wouldn't be repeated
Explanation:
I assume you mean the American Revolution by back then, and the reason that freedom of religion was so important (as well as many other Bill of Rights amendments) was to assure that the harms of the British Government (detailed in the Declaration of Independence) could not be repeated. Many people fled to America to escape the religious oppression of the Church of England, as it was both very strict on what religions were allowed and very closely entangled with the British Government, hence the separation of church and state in America.
Answer:
1- Darius I, King of Persia, decided he wanted to conquer the Greeks in 490 BC. He gathered a vast army of soldiers that outnumbered any army the Greeks could muster.
2- The containment of communism.
Do you have the options?
Without it all I know is that the Japanese got bombed or nuked and almost forced to surrender to The Potsdam Conference. Which also led to the negotiate terms to the end of World War II.