Upload Credit: Tenyearnotes Source: reddit

FDR and naval aide, Capt. Daniel J. Callaghan, take the salute of a battalion of the 14th Infantry in the Panama Canal Zone, while disembarking from the USS Tuscaloosa; Feb. 18, 1940. As the U.S. grew closer to the Allies, Roosevelt feared Axis influence in Central and South America. .

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