Why do you think Joe Biden defend Mexicans a lot? Is it because of the racist things people say about them?

He said in a press conference that the vast majority of undocumented were not Hispanic but that was proven to be false. He called them the most diverse group in thoughts when running. He has said a few positive things even allowing them to come in.
Why do you think Joe Biden defend Mexicans a lot? Is it because of the racist things people say about them?
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