What was the most deadly epidemic of the 20th Century?

Prison

The 1918 Spanish Flu outbreak killed an estimated 50-100 million people. An estimated 500 million people (or 1/3 of the Earth's population) were infected. http://en.wikipedia.org/wiki/1918_flu_pandemic Jul 24 09, 8:15 AM

bmrsnr

The Spanish Flu pandemic of 1918? "The pandemic lasted from March 1918 to June 1920,[3] spreading even to the Arctic and remote Pacific islands. It is estimated that anywhere from 50 to 100 million people were killed worldwide" Further... "The global mortality rate from the 1918/1919 pandemic is not known, but it is estimated that 10% to 20% of those who were infected died. With about a third of the world population infected, this case-fatality ratio means that 3% to 6% of the entire global population died." http://en.wikipedia.org/wiki/1918_flu_pandemic Jul 24 09, 8:16 AM

meister88

The 1918 Spanish flu outbreak. Source it Wikipedia. Jul 24 09, 10:42 AM