Three must reads if one wishes to familiarize one's self with the long history and plot of the foreign "money changers" to usurp the credit of the people on the land commonly known as 'America'.
Charles Lindbergh - Banking and Currency and the MoneyTrust
Congressman Louis T. McFadden
Eustice Mullins - Secrets of the Federal Reserve
and for good measure; let's throw in one more related work...
General Smedley Butler - War is a Racket