How did hitler and the nazis justify the holocaust in other words why did they kill jews and other unwanted group

What was one major advantage that the united states industrialize rapidly in the early 19th century?

Which of the following shows the correct order of events? catt’s “winning plan,” suffrage in some western states, the nineteenth amendment suffrage in some western states, the nineteenth amendment, catt’s “winning plan” suffrage in some western states, catt’s “winning plan,” the nineteenth amendment catt’s “winning plan,” the nineteenth amendment, suffrage in some western states

What kind of contact did christopher columbus and native americans initially have?