Introduction Measles has plagued humanity for centuries, causing countless deaths—especially among children—before the arrival of modern medicine. The introduction of the measles vaccine in the 20th century marked a turning point in global public health. Today, measles is a vaccine-preventable disease, yet its history serves as a reminder of what can happen when vaccination rates decline. Early History of Measles Ancient Origins Global Epidemics Scientific Breakthroughs Virus Identification First Measles Vaccine Vaccination Success Global Implementation Dramatic Decline in Cases Elimination Achievements Challenges and Setbacks Conclusion The history of measles is a story of both tragedy and triumph. From centuries of…