A national bank is any bank that is controlled by the state (or nation) or by the government of the state (or nation). This bank is not controlled by separate units within the state, such as provinces, governed states, or any other small entities.
A national bank is not controlled by any other forces except for the federal government and the federal treasury. The national bank can be used to regulate the sale and production of bonds and securities; however, other entities usually control these things.
A national bank can be placed in charge of printing and distributing currency in lieu of a reserve or treasury. A national bank is often the largest bank in the land and is seen as the bank of the country or state.
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