From 800 BC to 1950 AD, 97% of the world's scientific advancements occurred in Europe and North America. 98% of the significant figures were male. No… - Stefan Molyneux

The housing crash resulted from refusing to talk about racial IQ differences.
Disparities in racial rates of home ownership were ascribed to racism, and banks were forced to make loans to unqualified minorities.

Sorry, just very very briefly, the Germans were in danger of being taken over by what they perceived as Jewish-led Communism. And Jewish-led Communism had wiped out tens of millions of white Christians in Russia and they were afraid of the same thing. And there was this wild overreaction and all this kind of stuff.

If we had been allowed to talk about race and IQ, the invasion of Iraq would never have occurred, because no one would have been under the illusion that a Jeffersonian Republic was going to emerge from a population with an IQ in the 80s.
Opposing science got >500k people killed.