It’s the banking system.
The full name of the Federal Reserve is the Federal Reserve System. It is the central banking system of the United States.
The Federal Reserve office, located in Washington, D.C., is an agency of the U.S. Federal government.
However, its organizational nature is indeed that of a private banking system with the function of formulating and supervising the financial institutions of the United States.
It originally consisted of 12 Federal Reserve banks, behind which seven wealthy families privately owned and controlled.
According to various US disclosures, the actual controllers behind the Fed are fully privatized banks and individuals.
These banks include the Federal Reserve Bank of New York, Citibank, First National Bank, jpmorgan Chase Bank, jpmorgan Chase Bank, Manhattan Bank, Morgan Trust, Hanover Manufacturing Company, Hanhua Bank, Bankers Trust Company, National Commercial Bank of New York, and so on. A significant proportion of the shares are held by individuals.
Such as the Rockefellers, the Morgans, the Rothschilds, the Hills, the Stillmans and so on.