4 million. makes me sick to my stomach to think about it.
Answer:
Younger people were more likely to have kids at a young age, so the mortality rate was high
Explanation:
Well in the 1850's was a significant time where slavery occurs. As you probably know slavery was terrible on so many levels. Becuase of the different opinions on slavery their political values changed., Some values thought that slavery was okay while the other fought against it saying that slavery should end. Different sections such as Indiana and Illinois has strong opinions to keep slavery including the south when the rest of America did not feel so strongly.