[["In 1920 the Spanish Flu was an epidemic that killed many people. ", 163.0], ["From January 1918 to December 1920, a deadly Spanish influenza (flu) outbreak infected 500 million people across the world. Estimates suggest between 50 and 100 million people died from the virus; that was 5% of the global population back then.", 72.0]]
what epidemic happened in nineteen twenty
history