How common was the 1919 biggest killer in 1992?

Answer 1

The 1918 flu pandemic (the Spanish Flu) was an influenza pandemic that spread widely across the world. The pandemic lasted from March 1918 to June 1920. The influenza pandemic of 1918-1919 killed more people than the Great War, known today as World War 1 at somewhere between 20 and 40 million people. It has been cited as the most devastating epidemic in recorded world history. More people died of influenza in a single year than in four-years of the Black Death Bubonic Plague from 1347 to 1351. Known as "Spanish Flu" or "La Grippe" the influenza of 1918-1919 was a global disaster.