.The US became an economic superpower under a Gold standard. Many factors, not just one, prolonged the great Depression. You're going for a byte sized "headline" which is lazy thinking. Do better.
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Instead of making these theatrical statements, how about providing some proof. You're quite wrong.
How Did the Classical Gold Standard Actually Work in Practice?For the most part, the answer seems to be things turned out pretty badly. Its heyday as common currency for the British Empire in the later part of the 19th and early 20th century was interrupted by the First World War. Even before then the mechanism had been tested by support for bimetallist alternatives to crucifying “mankind upon a cross of gold,” as William Jennings Bryan put it, and the 1880s trade depression with its attendant evils of the exhaustion of gold stocks and an explosion of gold hoarding (more below on this below)
