 The Canadian Parliament passed the "Uniform Currency Act" in April 1871, tying up loose ends as to the currencies of the various provinces and replacing them with a common Canadian dollar.The gold standard was temporarily abandoned during the First World War and definitively abolished on April 10, 1933.At the outbreak of the Second World War, the exchange rate to the U.S. dollar was fixed at C$1.10 = US$1.00.