It killed within six months about 6.75 lakh population in USA, 2 lakh in Britain, 4 lakh in France, country side in Alaska and Southern Africa entirely perished. In Australia, it took a toll of ten thousand people, in Fiji Islands 14% of the population, 22% population in Samoa, 17 million people in India and 22% soldiers of British Indian Army. Thus, 2.5-5% of the human population with 20% or 40 million people in the world population suffered form that disease.