China

China has a nasty habit of making people disappear. It doesn't really matter how important the person is, either.
A hot rock massage and herbal tea might make you feel nice, but they don't actually cure anything. Pointing that out in China, however, might land a person in jail.
In 1980 China activated their one-child only policy, in an attempt to slow the growth of the population. In 2016, that policy was rescinded  — but some of its effects will be felt for years to come.
It doesn't matter how bad or wildly untrue an idea might be; it is a near certainty that one can find an academic somewhere who is willing to embrace it.
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