Salvadoran colón of credit and demand of currency, and was also conferred the exclusive power to issue monetary kind. Because the colón replaced the peso at par, 1 and 5 centavos coins issued before 1919 continued to be issued without design change after the colón's introduction. In 1921, cupro-nickel 10 centavos were introduced, followed by silver 25 centavos in 1943. In 1953, silver 50 centavos were introduced alongside smaller silver 25 centavos. Both were replaced by nickel coins in 1970. In 1974, nickel-brass 2 and 3 centavos coins were introduced, followed by 1 colón coins in 1984. On August 31, 1934, the
History of Chinese currency system that was not backed by silver or gold. The currency issued by the Yuan was the world's first fiat currency, known as Chao. The Yuan government attempted to prohibit all transactions in or possession of silver or gold, which had to be turned over to the government. Inflation in 1260 caused the government to replace the existing paper currency with a new one in 1287, but inflation that resulted from undisciplined printing remained a problem for the Yuan court until the end of the Dynasty. The early Ming dynasty (, 1368–1644) also attempted to use paper currency in the