Why was hitler’s mein kampf such an influential book?

a. it persuaded german citizens to reject the nationalist movement.
b. it established anti-semitism as an accepted belief in the party.
c. it encouraged feelings of hope among the jewish community.
d. it explained why anti-semitism was a hateful practice.

slavery, abortion, donald trump, gay marriage, racial rights, immigration  

explanation:

anything that has been broth up to the supreme court is something of grate political divide   so just look as court cases

after the roman empire, the catholic church began to unify by taking on many duties of a government.

the answer is a new goverment.