“The Day Humanity Fought Back: Invention of the Vaccine” In the 18th century, smallpox was a silent killer, wiping out millions across Europe and the world. This video tells the powerful story of how a single medical breakthrough—the invention of the vaccine—changed human history forever, transforming fear into hope and saving generations to come. [vaccine invention, smallpox history, first vaccine, medical breakthrough, 18th century medicine, global health, disease prevention, edward jenner, hu

On this day 40 years ago, smallpox was made history. It's the only human disease to be eradicated so far. A lesson we must take is: when the world unites behind science and public health measures we can defeat diseases and protect lives and livelihoods. | World Health Organization (WHO)