A country may be an independent sovereign state or part of a larger state, as a non-sovereign or formerly sovereign political division, a physical territory with a government, or a geographic region associated with sets of previously independent or differently associated people with distinct political characteristics.

Currency is a generally accepted form of payment, usually issued by a government and circulated within its jurisdiction. The value of any currency fluctuates constantly in relation to other currencies. ... Many countries accept the U.S. dollar for payment, while others peg their currency value directly to the U.S. dollar.