The past war crash in america occured after WW1 as the result of high inventories of manufactored goods with no local buyers and a drop-off in exports, and falling prices for farm produce
Its C because the Indians got mad after the treaties were not honored and became semi-hostile to which the US gov sent in troops which promptly started several Indian wars.
Go to hebalabanieh2000 and ask her she is AMAZING!!
ur welcome