How/why did the world allow an event like the Holocaust to happen?

The defense of marriage act did not do the following: question 3 options: a) prohibited states from performing same-sex marriages. b) allowed states not to recognize same-sex marriages performed elsewhere. c) excluded polygamy from the definition of marriage. d) prohibited the federal government from recognizing same-sex marriages.

What were the differing views of the presidency held by the framers?

How did francis bacon challenge the way of thinking about science