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,
Atlantic raid of June 1796 single successful landing. Atlantic raid of June 1796 The Atlantic raid of June 1796 was a short campaign containing three connected minor naval engagements fought in the Western Approaches comprising Royal Navy efforts to eliminate a squadron of French frigates operating against British commerce during the French Revolutionary Wars. Although Royal Navy dominance in the Western Atlantic had been established, French commerce raiders operating on short cruises were having a damaging effect on British trade, and British frigate squadrons regularly patrolled from Cork in search of the raiders. One such squadron comprised the 36-gun frigates HMS "Unicorn" and HMS "Santa