Which of the Following Statements Is Incorrect

Which of the following statements is incorrect?

A) The USA Patriot Act enacted shortly after the September 11 attacks on the World Trade Center and Pentagon, raised serious questions about the right of privacy in the United States.
B) The Charter of the United Nations, the Universal Declaration of Human Rights, and the two international covenants on human rights prohibit discrimination on the grounds of race or color.
C) Shortly after the United States eliminated slavery in 1865, most of the rest of the international community followed suit, and the practice of involuntary servitude is basically a thing of the past.
D) Genocide and mass killing remain problems for the international community.