A pandemic is defined as a disease that spreads across a wide geographical area. Pandemics are generally caused by a new virus, or by a strain of an existing virus that spreads rapidly. They may also be caused by bacteria, though this is rarer nowadays unless it is resistant to antibiotics.
This timeline is a chronology of Medicine in Britain 1250 to Present Day
This timeline is a chronology of the outbreak of plague known as the Great Plague that affected London in 1665 See also: The Great Fire of London 1666 Outbreaks of the plague 1663 (during) King Charles II suspended trade with the Dutch after learning that there was an outbreak of plague in Holland. 1663 (November) … Read more
This timeline is a chronology of the spread of the Black Death that reached Europe in the mid 14th century killing around 50 million people – possibly as many as two thirds of the population. It was originally thought that the disease was spread by black rats, but due to the rate of spread and the … Read more