Because The United States is one of the most influential country's in the world so there for there is no surprise that it is also the most currency wise.
The most widely used currency on the planet is the U.S. Dollar. It has global recognition and in some countries is even an official currency beating out the per-existing currency.
Countries have their own Currency as a lot of them were made to only be used in their country of origin. Currencies like the US Dollar are widely accepted in countries outside the US due to its value over the countries own currency.
Eight widely accepted economic goals of the United States are economic growth, full employment, economic efficiency, price stability, economic freedom, equitable distribution of income, economic security, and balance of international trade.
The American Civil War, widely known in the United States as simply the Civil War and established a naval blockade that crippled the southern economy.
The United Kingdom uses Pound Sterling - almost always just called the Pound. 1 Pound = 100 pence As opposed to the previous answer, while Ireland does use the Euro, that is the Republic of Ireland, a completely different country. Throughout the United Kingdom of Great Britain and Northern Ireland, the Pound is the currency.
Usa Dollars
India uses RUPEES as their currency.
The most widely spoken Romance language in the United States is Spanish.
The United States has no official language but the two must widely spoken languages in the United States are English and Spanish.
Bartering and trading is still widely used in some areas, but most contries (those that are internationally recognized) have their own established currency.
Shakesepare has had a huge effect on the English Language, a form of which is spoken widely in the United States.
Marijuana
The most widely used currency on the planet is the U.S. Dollar. It has global recognition and in some countries is even an official currency beating out the per-existing currency.
wheat, oatmeal and corn.
CARM-Pro is the most widely used banking software in the United States. It is favoured by companies as it allows them to easily reach targets. CARM-Pro minimizes risks of manual errors.
It is the world's reserve currency.
Two widely spoken languages in the US are English and Spanish. This is due to the US's Latin American neighbors.