The document discusses social injustice and efforts to overcome it. It defines social injustice as inequalities, discrimination, and oppressive conditions imposed on dominated groups. Examples of social injustice mentioned include slavery, poverty, inadequate healthcare and education. Efforts to overcome social injustice discussed in the US include civil rights laws banning discrimination based on race, sex, disability status and other attributes. Affirmative action policies are also mentioned as seeking to address past inequities and diversify workforces and education.