The majority of opinions of the Supreme Court are so important because they establish legal precedents (A). These legal precedents are then used by lower courts to interpret laws in the future greatly impacting the justice system.
The Nazis thought that their country wasn't "great" because of the Jews so they decided to go with Hitlers final solution plan that puts Jews in a gas room and they gas them out to make their "country great"
New freedmen tended to be more poorer and less educated