Major World Currencies

The coins are an invention of many centuries ago. Since ancient times serve the function of representing a predetermined value and facilitate trade.
At present, the currencies in addition to its role in the transactions, have a large significant value, being representative of the country. Throughout history, a country changes its currency several times, according to the social, political regimes or the same idiosyncrasies.
Perhaps the most popular currencies are the dollar and euro. The U.S. dollar ($) is one of the most used currencies in the world, with more than thirty countries where the official currency. There are also countries that use the same currency but with the name of the country, as the Namibian dollar, Jamaican dollar, Canadian dollar, among others.
The other most widely used currency is the Euro (€), the official currency in 17 of the 27 states of the European Union. Is the currency of Germany, Austria, Belgium, Cyprus, Slovakia, Slovenia, Spain, Estonia, Finland, France, Greece, Ireland, Italy, Luxembourg, Malta, the Netherlands and Portugal.
Another major currency in the world is the pound sterling (£), the currency of the United Kingdom and all the Crown Dependencies and British Overseas Territories, that is also used in the Falklands, South Georgia, South Sandwich , Gibraltar, St. Helena and the British Indian Ocean Territory.
In Asia, the most powerful currencies are the Yen and the Yuan. The Yen (?) is the currency of Japan and the third most valuable currency in the foreign exchange market, behind the dollar and the Euro. The other major Asian currency is the Yuan (¥) currency of the Republic of China. Yuan means the currency of people and despite the crisis is one of the currencies with higher purchasing power.