The disease began to rage during the reign of Byzantine Emperor Justinian I and is considered the first known case of the plague epidemic. It broke out in 541 and, according to historians, lasted 200 years with minor interruptions. The scale of the epidemic was great. Contemporaries thought the end of the world had come.
At first, the epidemic erupted in Byzantium, where the plague stick was imported on merchant ships from African countries by rodents. At its peak, 5,000 people died every day.
The first period of the epidemic lasted approximately nine years. According to approximate estimates, 25 million people died in Europe alone.
“ Black Death”
So called the plague that raged in the 14th century. This time, rodents were also vectors. The first victims were the Mongols, who consumed them. Then the plague was spread around the world by merchants trading along the Great Silk Road. The “Black Death” raged in Ancient Russia as well. Thus, among her victims was the eldest son of Prince Ivan Kalita — Simeon Proud.
The black death epidemic lasted seven years. It has not been survived by tens of millions.
In the 19th century, humanity struggled with cholera epidemics. There were six. The first epidemic was the worst. The disease began in India, from there English colonizers spread it to other countries. In the Russian Empire, the first cases of cholera were recorded in autumn 1823among the seafarers of the port of Astrakhan.
The first pandemic lasted nine years. Millions of people around the world have been victims. Cholera outbreaks were subsequently recorded, but these were short-lived.
Black, aka natural smallpox, is considered one of humanity’s most feared enemies. Its causative agent is a virus that appeared around the beginning of AD and hardly went away. The disease claimed many casualties every year.
salvation was that the oversick appeared persistent immunity. Because of this fact, black pox was curbed. By the end of the 18th century vaccination began to be carried out By 1978, the infection was completely eradicated. It turns out that the blackpox pandemic lasted for about 2000 years.
The Spanish flu epidemic broke out in 1918 and lasted 18 months, but its aftermath was catastrophic. They suffered more than 500 million people, victims were 100 million.
High lethality is explained by the feature of the strain to provoke hypercytokinemia, which leads to rapid destruction of pulmonary tissues. In just a few hours, chills went into pneumonia and coughing with blood. There have been cases of people dying with no apparent symptoms. “Spaniard” went down in history as the most murderous flu.