In which country is the Dong the main unit of currency?
Chinese cash (currency unit) "wén" and written with the same character. In 1695, the Shogunate placed the character "gen" () on the obverse of copper coins. Vietnam gained independence from China in 938 and merely carried on the tradition of using cash. The first Vietnamese cash was issued in 968. Chinese cash (currency unit) The cash () was a currency denomination used in China in imperial times. It was the chief denomination until the introduction of the yuan in the late 19th century. The English term "cash" was first used on coins issued in Kwangtung (Guangdong) Province in 1900. It did not appear on
European Currency Unit opportunity for foreign diversification without reliance on the currency of a single country. The ECU was conceived on 13 March 1979 as an internal accounting unit. It had the ISO 4217 currency code XEU. On 1 January 1999, the euro (with the code EUR and symbol €) replaced the ECU, at the value €1 = 1 ECU. Unlike the ECU, the euro is a real currency, although not all member states participate (for details on euro membership see Eurozone). Two of the countries in the ECU basket of currencies, UK and Denmark, did not join the eurozone, and a third,