1. Cost of War (WW1) - everyone in debt and shambles, US rises to global power
2. Dependence on American money and goods - euro countries borrowing from US banks
3. Overproduction and overspending - industries meet saturation points, lay off workers
4. Overextension of credit - people borrow, go bankrupt
5. Credit Crunch and Bank Failure - banks increase requirements, small banks fail
6. Lack of cheap funding leads to Global market Failure - euros crash, colonies affected
7. US stock market crash in 1929