After the Gold Standard was abandoned during the Great Depression, a modified regime of fixed exchange rates was reinstated with the reconstruction of the international financial mechanism after the Second World War. This was known as the Bretton Woods system, presided over by the International Monetary Fund.
The Bretton Woods agreements of 1944, named for the New Hampshire town where they were signed after deliberations by 730 persons from 44 countries. "John Maynard Keynes; was a prime mover of the Bretton Woods design".