World currency pound sterling. The transition between pound sterling and United States dollar and its impact for central banks was described recently. In the period following the Bretton Woods Conference of 1944, exchange rates around the world were pegged to the United States dollar, which could be exchanged for a fixed amount of gold. This reinforced the dominance of the US dollar as a global currency. Since the collapse of the fixed exchange rate regime and the gold standard and the institution of floating exchange rates following the Smithsonian Agreement in 1971, most currencies around the world have no longer been pegged
World currency Habsburg territories. Prior to and during most of the 19th century, international trade was denominated in terms of currencies that represented weights of gold. Most national currencies at the time were in essence merely different ways of measuring gold weights (much as the yard and the meter both measure length and are related by a constant conversion factor). Hence some assert that gold was the world's first global currency. The emerging collapse of the international gold standard around the time of World War I had significant implications for global trade. Before 1944, the world reference currency was the United Kingdom's