Archduke franz ferdidnand, assassinated prior to ww1, was from the nation of

a. germany
b. austria-hungary
c. serbia

The answer is B. Austria-Hungary  and Serbia, where Ferdidnand was assassinated, were always at odds with each other. His assassination sparked social unrest withing all off Europe that had been built up for a long time.

during the 1920s the goal of the united states was not letting business collide or go down or even compete this was due to wwl