Which of the following were one military advantage of western nations in the late 1800s that them colonize much of the world? (a). tanks (b). machine guns (c). poison gas weapons (d). cannons how did colonization expand market for european powers? (a). each person in a conquered region was also a potential labor leader (b). each person in conquered region was also a potential customer (c). each person in a conquered region was also a potential entrepreneur (d). each person in a conquered region was also a potential stockholder

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.