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
Campaigns of 1796 in the French Revolutionary Wars signed the Second Treaty of San Ildefonso with France on 19 August 1796, entering the war against Britain on the side of France in return for concessions in Italy. In response, Britain withdrew from Corsica in order to concentrate the Mediterranean fleet at Gibraltar against the combined threat. This article makes use of the out-of-copyright work "History of the French Revolution" by François Mignet (1824): Campaigns of 1796 in the French Revolutionary Wars The French Revolutionary Wars continued from 1795, with the French in an increasingly strong position as members of the First Coalition made separate peaces. Austria and Great