 Additional censorship, intimidation, and persecution forced many artists into exile where they had more freedom to publicize and criticize the events unfolding in Latin America.Sosa, for example, participated in the first Amnesty International concert in London in 1979, and also performed in Israel, Canada, Colombia, and Brazil while continuing to record.After the fall of the dictatorship in 1983, Argentine artists returned and performed massive comeback concerts that regularly filled sports areas and public parks with tens of thousands of people.