what did the plague do
plague is believed to be the cause of the black death that swept through asia europe and africa in the 14th century and killed an estimated 50 million people this was about 25 % to 60 % of the european population because the plague killed so many of the working population wages rose due to the demand for laborn the bubonic form of plague the bacteria enter through the skin through a flea bite and travels via the lymphatics to a lymph node causing it to swell diagnosis is by finding the bacterium in the blood sputum or fluid from lymph nodes