The history of pandemics is filled with shocking events that have fundamentally shaped not only human life but also public health systems. Among these is the Spanish flu, which emerged unexpectedly in the early twentieth century following wars and spread rapidly worldwide. The significance of the Spanish flu is underscored not only by the number of fatalities but also by the evolutionary capabilities of the virus. The virus that caused the Spanish flu pandemic belongs to the H1N1 subtype and has living descendants to this day. American virologists highlight in a recent study that the H1N1 strain affected not only millions of people but also transferred to pigs, where it…