It was a event that led up to the American civil war.
Answer:
compass, ship sailing,speculating by use of maps where one could possibly go to at least explore the unseen, and literature currently written about others travels in new or unknown , areas. once read about the area could conceptually be explored the thing is tools needed compass , and navigation knowledge.
People can change religion, but not their ethnic group.
Answer:
i think it's goona be 8 u don't know