Cowpox vaccine was believed able to immunize people against smallpox. At the time this vaccine was introduced, there was already a decline in the number of cases of smallpox. Japan introduced compulsory vaccination in 1872. In 1892 there were 165,774 cases of smallpox with 29,979 deaths despite the vaccination program. A stringent compulsory smallpox vaccine program, which prosecuted those refusing the vaccine, was instituted in England in 1867. Within 4 years 97.5 % of persons between 2 and 50 had been vaccinated. The following year England experienced the worst smallpox epidemic[1] in its history with 44,840 deaths. Between 1871 and 1880 the incidence of smallpox escalated from 28 to 46 per 100,000. The smallpox vaccine does not work. More...
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