3 ms·

I was thinking of Ivan the terrible. I don't think he was terribly rational about it. If he was, it didn't work, since it led to a period of civil war and the e

• jacquesm 3y ago
  For the longest time there was the theory that he died of syphilis, but that appears not to be the case, however, he did have an excess of mercury in his body and that was used back then to treat syphilis. So he may well have suffered from the disease and that in turn plus the mercury itself could well have resulted in him being less than rational.