In the midst of the London Blitz and the Battle of Britain, APM also agitated for a cut-off of "warmonger" President Franklin Roosevelt's Lend-Lease program, and any other U.S. aid to the U.K. The group conducted a 1,029-hour non-stop peace demonstration in front of the White House, a protest which ironically ended on June 21, 1941—one day before the Nazis invaded the Soviet Union.