Smallpox one-third of the cases resulted in blindness. These deaths included those of four reigning monarchs and a queen consort. In the 20th century smallpox killed 200-300 million people. Edward Jenner discovered in 1798 that vaccination could prevent smallpox. In 1967, the WHO intensified efforts to eliminate the disease. Smallpox is one of two infectious diseases to have been eradicated, the other being rinderpest in 2011. The term "smallpox" was first used in Britain in the 15th century to distinguish the disease from syphilis, which was then known as the "great pox". Other historical names for the disease include pox, speckled
History of smallpox in Mexico were buried and to build cemeteries outside the city. This strategy was approved by City Council in September 1779. The next phase of eradication started in 1803 when Francisco Javier Balmis started the vaccination campaign in New Spain. This vaccine was used until 1951 when smallpox was declared officially eradicated in Mexico. History of smallpox in Mexico The history of smallpox in Mexico spans approximately 500 years of prevalence from the arrival of the Spanish to the official eradication in the country in 1951. It was brought to Mexico by those in Spanish ships, then spread to the center of