Despite the North's greater population, however, the South had an army almost equal in size during the first year of the war. The North had an enormous industrial advantage as well. At the beginning of the war, the Confederacy had only one-ninth the industrial capacity of the Union. But that statistic was misleading
The american civil war started 1861 and ended 1865
A and B, they pillaged and traded with other countries throughout the course of history, and in order to do this they needed to travel by water given that trees were readily available to make boats. This helped them survive throughout history.
Answer:
By increasing production efficiency