Hitler introduced many policies and measures to ensure the Nazis remained in control, once he declared himself Führer. These measures dealt with political opponents, as well as ordinary people, who suddenly found their private, social and working lives controlled by the Nazis.
That is the answer right there
The right answer for the question that is being asked and shown above is that: "Removal of Native Americans from frontier lands." a key policy of Andrew Jackson's administration is that <span>Removal of Native Americans from frontier lands</span>