The AIDS epidemic officially began on June 5, 1981, when the U.S. Centers for Disease Control and Prevention in its Morbidity and Mortality Weekly Report...

https://en.wikipedia.org/wiki/History_of_HIV/AIDS

Ronald Wilson Reagan... served as the 40th president of the United States from 1981...

https://en.wikipedia.org/wiki/Ronald_Reagan

Do they declare a new Pandemic when certain people who are called too conservative become President

And I am not saying Ronald Reagan was conservative