Step-by-step explanation:
A. nullification --- the action of a state setting aside a national law it considers unconstitutional.
B. immigrant --- one who comes into a country of which he or she is not a native.
C. suffrage --- embargo the right to vote
D. depression --- a reduction in the amount of jobs, money, and goods
E. tariff --- a tax on products being brought into the country
F. secede --- to leave an organized group
G. sectionalism --- support for one section without regard for the needs of the other sections or the nation as a whole