[["Spanish Flu", 307.0], ["The Spanish flu, also known as the 1918 flu pandemic, was an unusually deadly influenza pandemic. Lasting from January 1918 to December 1920, it infected 500 million people \u2013 about a quarter of the world's population at the time. ", 280.0], ["Influenza A h1n1 strain, called the Spanish Flu, lasted from fall 1918 to 1920 and killed millions ", 233.0], ["The Spanish Flu was a pandemic involving over 500 million people infected with the H1N1 strain of influenza virus from February 1918 until April 1920. It is estimated that between 20 million to 50 million people died \u2014 making this the most deadly pandemic in human history. ", 163.0], ["The Spanish Flu", 31.0], ["The Pandemic, of 19 18, The Spanish Flu, was a Respiratory Infection. It did not originate in Spain, but Spain lost many people. Spain had more media coverage, with less war time censorship, than many other countries, during WWI. The 1st vaccines for influenza, were developed in the 19 40s. ", 8.0], ["The first wave originated in the spring of 1918, during World War I. A second, more lethal wave began in August 1918. During this wave, pneumonia developed quickly, with patients usually dying just 2 days after experiencing flu like symptoms. A third wave began in the winter & early spring of 1919.", 7.0]]
what was the pandemic in nineteen eighteen
history