Trends in gold reserves during the Great Depression, World War II, throughout the post-war period, and during the Bretton Woods era un to the "Nixon shock". The chart illustrates the significant rise in U.S. gold reserves during and after World War II, and the gradual increase in the combined reserves of the European countries, followed by the decline in U.S. reserves leading up to the end of the Bretton Woods system in 1971. Source: Chat GPT 4.0.Â