Currency of Colombia that the bank no longer existed). The period 1899–1903 witnessed revolution, civil war (the Thousand Days War of 1899–1902), inflation, and depreciation. There were numerous note issues of various kinds. Then calm slowly returned. A law of 25 October 1903 prohibited new paper money issues, permitted payment in gold to be stipulated in contracts, and reintroduced the gold peso ("peso oro"), equal to 100 paper pesos, effective 1 January 1904. Outstanding notes were absorbed by auction sales of gold. "El Banco Nacional de la República de Colombia" issued notes in 1886 for 50 centavos and 1, 5, and 10 pesos.
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