In WW1 soldiers faced a lot of threats in the trenches , the worst would be disease
Because they were stronger united than they were divided, and being weaker they were susceptible to attacks
The bourbon democrats refers to a group of people from democratic party who support laissez-faire capitalism.
At that time, several bourbon democrats in Louisiana develop a relationship with important people from railroads and banking industry. They are allegedly help those people to hide their taxes.
They also leverage their power to illegally run Louisiana State Lottery Company and stole a lot of money from the ticket buyers
B) A bombing in Berlin, Germany.
Hope that helps, Good luck! (: