The History of Currency Full Size Version Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents What Our Kids Can Teach us About Saving Money Would you guess that Millennials are effectively saving for retirement? Well, they are. Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money. Historical Inflation This calculator shows how inflation over the years has impacted purchasing power.