1.3. United States - Japan Relations Worsen, 1940 – 1941

From the middle of 1940 to late 1941, the already uneasy relations between Japan and the United States deteriorated even more. Japan's invasion of China remained the major issue between Tokyo and Washington. However, it was Tokyo's two-stage occupation of French Indochina, begun in September 1940 and completed in July 1941, which set off the train of events that led to war in East Asia and the Pacific.

France had been defeated by Germany in June 1940. That summer, mired in the fighting in China that drained manpower and resources, Japan looked for ways to break the deadlock. Since 1939 Tokyo had believed that western military and economic support had kept China in the fight. One of the ...

Get West Wind Clear: Cryptology and the Winds Message Controversy--A Documentary History now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.