Cuban peso encourage hard currency to enter the economy. The US dollar became the currency used to purchase some non-essential goods and services, such as cosmetics, and even staple kinds of food and drink. In 1994, the convertible peso was introduced at a par with the dollar. On November 8, 2004, the Cuban government withdrew the US dollar from circulation, citing the need to retaliate against further US sanctions. In 1897 and 1898, pesos were issued by revolutionary forces promoting independence. In 1915, cupro-nickel 1, 2 and 5 centavos, silver 10, 20 and 40 centavos and 1 peso, and gold 1, 2,
History of Chinese currency further reform was instituted in August 1948 in response to hyperinflation. The Gold Yuan Certificate replaced the fabi at the rate of 1 gold yuan = 3 million yuan fabi = US$0.25. The gold yuan was nominally set at 0.22217 g of gold. However, the currency was never actually backed by gold and hyperinflation continued. Finally, in 1949, the Kuomintang again announced a reform with the introduction of the Silver Yuan Certificate, returning China to the silver standard. The silver yuan would be exchanged at 1 silver yuan = 100 million gold yuan, and was backed by silver dollars minted