John Bell condemned sectional political parties.
Post War Economic Adjustment. Millions of soldiers returning home and there was no need for many people to be working wartime sectors. They advocated for better wage and working conditions.
They were all used in china before being used in Europe.
The main cause of shays rebellion where the large amount of debt the farmers where experiencing in the 1780s. another cause is the lack of economic crisis laws in massachusetts. Some other causes where because of bad harvests economic depression and high taxes threating farmers with the loss of their farms.
Can you be a bit more specific? I might be able to help you if you be a little more specific.