The popular and informal "National Motto" of the United States, "In God We Trust," was ordered to be added to all currency in 1955, and first appeared on the 1957 $1 Silver Certificates and then the 1963 Federal Reserve Notes. The American dollar was redesigned once again in 1996, when new $100 and then $20 bills were released to foil counterfeiters. Unfortunately, they soon had copies of the new bills flowing freely.
Bulloch History with Roger Allen - U.S. currency keeps evolving


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