May 22nd, 1939 (MONDAY)
GERMANY: Berlin: Italy and Germany sign the "Pact of Steel".
U.S.A.: The 45th (Oklahoma) Division of the National Guard replaces its Swastika shoulder patch with a Thunderbird. Bill Mauldin recounts that some of the Federalized troops still were wearing the old Swastika patch for a while until the supply system caught up with demand. (Marc James Small)
Destroyer USS Buck launched.