The New York World's Fair of 1939

By April 30, 1939, the Empire of Japan had been fighting in China for nearly two years and had declared its intention to conquer all of East Asia. Shanghai, Nanking, and Canton had fallen. French Indochina would be next. The U.S. Naval Fleet had transferred from bases along the eastern seaboard to the Pacific to counter the growing threat.

By April 30,…