What did Emil Von Behring do that was important?

Answer 1

he discovered a cure for tetanus and diphtheria, saving over 45,000 lives a yer alone in just Germany. for his effort's in this particular field of work he was awarded with the Nobel prize in 1901

Answer 2

The Nobel Prize in Physiology or Medicine 1901 was awarded to Emil von Behring for his work on serum therapy, especially its application against diphtheria, by which he has opened a new road in the domain of medical science and thereby placed in the hands of the physician a victorious weapon against illness and deaths.