Which of the following is not a special power of the senate?
all bills for raising money must begin in the senate.
all treaties with foreign nations must be approved by the senate.
all impeachment trials must be held in the senate.
appointments to the supreme court must be approved in the senate.
- the speaker of the house
is the most powerful officer in congress.
is appointed by the president.
must belong to the same political party as the president.
cannot be elected to more than two consecutive terms.

regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.

the name of the theory is landmass theory.