Legionnaires' disease acquired its name in July 1976, when an outbreak of pneumonia occurred among people attending a convention of the American Legion at the Bellevue-Stratford Hotel in Philadelphia. Of the 182 reported cases, mostly men, 29 died. On January 18, 1977, the causative agent was identified as a previously unknown strain of bacteria, subsequently named "Legionella", and the species that caused the outbreak was named "Legionella pneumophila". Outbreaks of Legionnaires' disease receive significant media attention, but this disease usually occurs in single, isolated cases not associated with any recognized outbreak. When outbreaks do occur, they are usually in the summer and
2018 Équateur province Ebola outbreak 2018), which was the most serious in the country since 1994. The table below indicates the 10 outbreaks that have occurred since 1976: 2018 Équateur province Ebola outbreak The 2018 Équateur province Ebola outbreak occurred in the north-west of the Democratic Republic of the Congo (DRC) from May to July 2018. It was the largest outbreak of Ebola virus disease (EVD) since the West African epidemic of 2013–16, but never spread beyond Équateur province. It was also the first time the rVSV-ZEBOV Ebola vaccine had been used to stop an outbreak, with a total of 3,481 people vaccinated. It was