Sources

http://www.history.com/topics/world-war-ii/lend-lease-act

https://history.state.gov/milestones/1921-1936/neutrality-acts

http://www.u-s-history.com/pages/h1359.html

http://www.bbc.co.uk/history/ww2peopleswar/timeline/factfiles/nonflash/a1138420.shtml

http://www.newhistorian.com/roosevelt-announces-destroyers-for-bases-agreement/4742/