Injustice is the lack of or opposition to justice

Justice

Justice is a concept of moral rightness based on ethics, rationality, law, natural law, religion, or equity, along with the punishment of the breach of said ethics; justice is the act of being just and/or fair.-Concept of justice:...

, either in reference to a particular event or act, or as a larger status quo

Status quo

Statu quo, a commonly used form of the original Latin "statu quo" – literally "the state in which" – is a Latin term meaning the current or existing state of affairs. To maintain the status quo is to keep the things the way they presently are...

. The term generally refers to misuse, abuse, neglect, or malfeasance that is uncorrected or else sanctioned by a legal system. Misuse and abuse with regard to a particular case or context may represents a systemic failure to serve the cause of justice (cf. legal vacuum). Injustice means "gross unfairness." Injustice may be classified as a different system in comparison to different countries concept of justice and injustice.