Spartacus, this question has been a deep one. Why did the Allies, especially America, did not do anything to combat racism in their armies?

[NormanStewart]

This one, too (though this is more general than U.S.-specific):

Editorial: Racial barriers (6-23-42)

The Pittsburgh Press (June 23, 1942) [img] Racial barriers By Mrs. Walter Ferguson Pearl Buck, in a recent article in The New York Times Magazine, says: If racial barriers stand we must be prepared for nothing but struggle. Thus she uncovers what most of our people fear to see – the fact that Japan’s sweep through Pacific areas is due to a blood kinship with the conquered peoples. In most of the learned discussions about the behavior of India’s leaders, that vital point is missed. It gi…