Solomon asch showed that most people will reject and resist the efforts of an otherwise unanimously agreed group.

That statement is false.

Most people will actually accept it. When faced with majority opinion, a group member tend to feel an enormous pressure to conform so they feel that they are accepted as 'one of the members' of the group

Social darwinism refers to the the theory that people who succeed in our economic system will one day out compete those who fail. one day the rich will out succeed the poor so we'll that there will eventually be no more poor