The USA actually has a history of disallowing large, centralized private banks. So-called unit-banking, driven by a powerful small-bank lobby created a great de

The USA actually has a history of disallowing large, centralized private banks. So-called unit-banking, driven by a powerful small-bank lobby created a great deal of instability in the 19th and 20th centuries. Canada and Scotland have a history of much freer banking than the USA. This is a very interesting subject, and I highly recommend reading a bit about it.