Lincoln explores the idea of freedom by using repetition to show how freedom is for everyone and freedom is not just for the people we think that doesn't deserve freedom.
Martin Luther King explores the idea of freedom by using imagery to show how freedom is for everyone and not just for colored people because we all are the same .
Whitman shows the idea of freedom by using metaphors to show how each person has their one song that shows who they are and not be judge the way they look.