Name the document that promised assistance from the united states to any country threatened by european nations. who sponsored this document? why was it important to the united states?

The american public did not truly take in the horror of adolf hitler's regime until years after the existence of concentration camps was first reported in american newspapers. partly this was the fault of the media, which did not give prominent placement to news of the holocaust. what other factors do you think contributed to the long delay in understanding the holocaust?