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]

They did, especially as the war progressed (or before it when you look at the U.S. Army).

I did a counter-post of sorts with the TimeGhost video. Agree or disagree, the sources I posted here are worth checking out:

Racism of the US Army - Fighting for Freedom? - WW2 Special

Disclaimer: I have discussed this video with a friend of mine and history buff from Georgia whom I shall call JD at his request and this is what we thought of the video. We thought it would be a neutral take on segregation in the United States. Little did we realize how disappointed we would be. I won’t be discussing minor mistakes, like his pronunciations of certain names, because the content matters more here. And at the end, I would suggest improvements to the video (this entire post should…