The American revolution inspired the idea that a country should secede and gain independence if they believe that the ruler of the country is a malevolent tyrant. The Civil War inspired hte idea that the country needs to remain unified even if the people don't agree and that we can always find a way to keep it together. They are opposite and at the time when they were created they suited the needs of the people.
Answer: The main goal was economic, was to extract resources from the colony, and take them to the mother country (the European power). These resources could be gold, silver, sugar, tobacco, cotton, and so on.
Number of banks, issuing it's own paper currency increased.