altaria
I'm not too sure about that. I think the likelihood of discrimination is probably the same when you have a "diverse" group compared to a relatively homogenous group. What matters is whether there are jerks in either group.
I've been on teams where I was the only white guy and everyone else was Indian and we all got along great, and I've been on teams with lots of different "identities" represented and people did not get along.
In the real world, when you must take into account the realities of power politics sometimes extraordinary steps have to be taken.
China has been engaging in cyber espionage against the US for decades. Like it or not, we are engaged in a struggle with them because we have fundamentally different political worldviews.
These two worldviews cannot coexist.