The answer to your question is gunpowder weapons.
siege warfare.
armored cavalry.
Hoped I Helped!
The delegates elected George Washington to preside over the Convention. 70 Delegates had been appointed by the original states to attend the Constitutional Convention, but only 55 were able to be there. Rhode Island was the only state to not send any delegates at all.
Answer:
Manufacturing
Explanation:
Before the Civil War, the South had an economy based on agriculture and slave labor. They focused on crops such as silk, cotton, food crops and cash crops and made a lot of money from them. They were also heavily involved in slave labour due to their heavy reliance on labor for their farmlands.
However the North was heavily reliant on manufacturing. This helped the North in the war as they manufactured weapons and other equipments for their use.