The United States dollar is the official currency of the United States. However, it’s also the world’s most common reserve currency. More governments around the world hold US dollars than any other type of currency.
At the same time, certain countries around the world use the US dollar as either their official currency or their de-facto currency.
Кузнецова С. И. History of the United States dollar // Международный каталог для учителей, учеников и преподавателей «Презентации» // URL: https://edupres.ru/prezentatsii-po-inostrannomu-yazyku/11-klass/file/38215-history-of-the-united-states-dollar (дата обращения: 14.11.2024)