Which best summarizes the role the Mothers of the Plaza de Mayo played in ending the Dirty War?

The Mothers of the Plaza de Mayo publicly challenged Argentina’s military government by demanding information about their missing children and drawing attention to its human-rights abuses. Their activism helped build pressure and expose the dictatorship, so the best summary is that they played a major role in confronting the government and helping bring the Dirty War era to an end.

AI-written and checked against the verified answer.