What diseases killed many during the industrial revolution and how were they spread?

Cholera was rampant during the Industrial Revolution due to unsanitary living conditions, especially unclean water.  Due to a chronic lack of hygiene, little  to no knowledge of sanitation and no knowledge as to the cause of infection, diseases such as cholera, typhoid and typhus could be devastating.

it would be  

germany had to pay all damages related to the war.

and i think

germany had to take sole responsibility for the war.

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know