Spanish flu

The Spanish flu, also known as the 1918 flu pandemic, was an unusually deadly influenza pandemic caused by the H1N1 influenza A virus. Lasting from February 1918 to April... Wikipedia

  • Disease:  Influenza
  • Deaths:  17–50+ million (estimate), 50–100 million (disputed)
  • Suspected cases ‡:  500 million (estimate)
  • Data source:  DuckDuckGo