Why was Josef Mengele nicknamed "Angel of Death"?

Josef Mengele got his nickname the ‘angel of death’ because of his disturbing fascination with human experiments, which he conducted on a mass scale at the Nazi concentration camp, Auschwitz, during World War Two. Mengele began his career as a medical researcher after gaining a PhD in anthropology at Munich University in 1935.

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just because

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idk

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.