 
<translate> Ọrịa influenza nke afọ 1918 (January 1918 - December 1920) bụ ọrịa influenza na-egbu egbu, nke mbụ n'ime ọrịa abụọ metụtara nje influenza H1N1. Ọrịa a kpara ihe dị ka narị nde mmadụ ise aka ọjọọ n'ụwa niile, ma ndị bi n'agwaetiti ndị dịpụrụ adịpụ n'Oké Osimiri Pasifik ma ndị bi n'ebe ugwu ụwa. Ọ bụ ya gburu ihe dị ka nde mmadụ iri ise ruo otu narị.  Ọrịa influenza nke gbasaruru ebe dị ukwuu na 1918? Ọ dị mma. Ka anyị chee echiche. Ihe m na-echeta: <eng> The 1918 flu pandemic (January 1918 -- December 1920) was an unusually deadly influenza pandemic, the first of the two pandemics involving H1N1 influenza virus. It infected 500 million people around the world, including people on remote Pacific islands and in the Arctic, and resulted in the deaths of 50 to 100 million (three to five percent of the world's population), making it one of the deadliest natural disasters in human history.

Flu that spread over a large area in 1918? OK. Let's think. My stream of consciousness: 