The Columbian Exchange greatly affected almost every society on earth, bringing destructive diseases that depopulated many cultures, and also circulating a wide variety of new crops and livestock that, in the long term, increased rather than diminished the world human population.
Please mark my answer as the Brainliest.
All are correct except for number 1 , thats my opinion ,
dose this help?
To be honest. This is why the civil war happened. Some people may have lived in the free states, but Most people fought for their beliefs. Hope I helped.