Question

What is an example of a country that makes use of another nations currency

Answer 1

Marshall Islands, Micronesia, Palau, British Virgin Islands, Zimbabwe etc use other nations currency because they don't have their own

Answer 2

The US dollar is the most broadly utilized cash on the planet, with numerous nations utilizing it as an acknowledged option in contrast to their own particular money.

Be that as it may, some have basically received the cash as their own, notes and all, in what is known as "dollarization."

They don't have power over the money—just the Federal Reserve in Washington sets fiscal approach.