The federal government carried out Operation Dark Winter in June 2001, a simulation exercise focused on how to respond to a covert biological attack using a super-strain of smallpox from an unknown source. It involved draconian lockdowns, rioting in the streets, and military intervention to quell the chaos. You can read about it in an article that appeared earlier this year in the elitist magazine Foreign Policy titled America’s Pandemic War Games Don’t End Well. The magazine admits the current coronavirus pandemic “bears an eerie resemblance to the simulation.”