500
"I also ask this Congress for authority and for funds sufficient to manufacture additional munitions and war supplies of many kinds, to be turned over to those nations which are now in actual war with aggressor nations. Our most useful and immediate role is to act as an arsenal for them as well as for ourselves. They do not need man power, but they do need billions of dollars worth of the weapons of defense. The time is near when they will not be able to pay for them all in ready cash. We cannot, and we will not, tell them that they must surrender, merely because of present inability to pay for the weapons which we know they must have" FDR was referencing to a specific US policy.
What is the Lend Lease Act?