A reason why the Civil War lasted four years is that the Union had to fully conquer the South.
Answer:
Taking advantage of the enormous opportunities available in the American colonies, many Scottish merchants moved to Virginia where the tobacco trade was most lucrative.
Explanation:
One of the main reason why more people didn't foresee the economic collapse of the 1930s is because it happened so quickly with no warning, since the US economy during the 1920s was incredibly strong and showed no signs of slowing.
