Mate... We fixed the hole in the ozone layer because it was going to kill us... That's literally one of the best examples of people coming together to solve a global problem.
We had a real problem. Everyone agreed its a problem. Then implemented a long term fix and everyone stuck with it.
You can take the tinfoil hat off. Shit ain't that deep.
I have bad news, but based on the people I've worked with. Lynching a black dude while wearing full klan robes and shooting a Mexican would be considered "light work" and thus not racist enough to be racism.
The amount of mental gymnastics I've seen is wild.