Explore the devastating 1918 Spanish Flu pandemic in this 28-minute video, the first of a three-part series. Trace the virus's origins from Kansas to Europe and back, examining its unprecedented global impact that claimed more lives than multiple major wars combined. Delve into the historical context, including wartime conditions that facilitated the spread, and uncover the scientific aspects of viral anatomy, immune system responses, and mutations. Investigate various theories about the pandemic's origins, analyze its unique symptoms and progression, and understand how it differed from other pandemics. Gain insights into the military's role, the public health response, and the long-lasting effects of this often-overlooked historical event that shaped the 20th century.