What does the Supreme Court rule in Plessy v. Ferguson about state legislature passing laws segregating the races?

Throughout united states history, new groups of people have been given voting rights. this usually occurs through

Risk of harm in social and behavioral sciences generally fall in three categories, which are: breach of confidentiality, loss of autonomy, and study proceduresstudy procedures, breach of confidentiality, and loss of employmentinvasion of privacy, adverse reaction to study drug, and discriminationinvasion of privacy, breach of confidentiality, and study procedures

What were the nuremberg laws? who did they target and how? list 3 ways people were targeted by the nazis.