The list ought to include more of the correct instances of alarmism, and there are plenty to choose from. As they were semi-predictable events (aside from the

The list ought to include more of the correct instances of alarmism, and there are plenty to choose from. As they were semi-predictable events (aside from the exact year and severity), it should be possible to dig up roughly correct warnings about the 1929, 1999 and 2008 stock market bubbles, the rise of Hitler, the threat of a major terrorist attack circa 2001, and the severe health effects of adding lead to gasoline.