Mozart and smallpox the imperial family were successful, and led to greater public acceptance for the procedure. Smallpox struck the Mozart family again in the next generation: Nannerl's eldest son Leopold and two of her stepchildren caught the disease during an outbreak in the Salzburg area in 1787. All three children survived. In 1796, the discovery of vaccination—the use of the related cowpox virus to immunize against smallpox—by Edward Jenner revolutionized the ability of medicine to deal with smallpox. Vaccination reached Vienna around 1800, when yet another local epidemic created impetus for its adoption. One of the doctors trained in the Vienna campaign,
The Successful Pyrate The Successful Pyrate The Successful Pyrate is a play by Charles Johnson, first performed 1712, published 1713, dealing with the life of the pirate Henry Avery. "The Successful Pyrate" is a romanticised dramatisation of two episodes contained in a pamphlet recently published concerning the career of the pirate Henry Avery: his capture of the Mogul Aurengzeb's ship "Gang-i-sawai", allegedly carrying the Mogul's granddaughter; and a plot against him by his lieutenant De Sale and other pirates. In the play, Avery goes under the name Arviragus, and has made himself a King in Madagascar. He captures the Indian princess Zaida and