The US has had a nationally bank since before the constitution was adopted: https://en.wikipedia.org/wiki/First_Bank_of_the_United_States https://en.wikipedia.o

The US has had a nationally bank since before the constitution was adopted: https://en.wikipedia.org/wiki/First_Bank_of_the_United_States https://en.wikipedia.org/wiki/First_Bank_of_the_United_State.... The U.S. has had a central bank that controls inflation by performing market operations since 1811: https://en.wikipedia.org/wiki/Second_Bank_of_the_United_States https://en.wikipedia.org/wiki/Second_Bank_of_the_United_Stat.... The core concept of a central bank that influences the economy through its transactions with other banks has a lengthy constitutional pedigree. It predates the 20th century precedent on “independent federal agencies” by 120 years or so.