The north of the U.S. was considered to be more advanced because they had a lot better technology and they were more on the industry side, where as the south did agriculture
The discovery of the New world set in motion many changes. For example, 50 years after Columbus had arrived in the Caribbean 90% of the native population of the island Hispanola were dead from smallpox. Many diseases came from animals. Cows brought tuberculosis to American continent and from horses and pigs native Indians got influenza. The result was that those diseases drastically reduced populations in America. Answer: <span>America.</span><span />
I am sure it is control the money supply and manage economic growth
The stock market crash took place. This time was also known as the great depression. After America's stock market crashed, so did more than half the worlds as well.