Activists form a red ribbon, the symbol of the worldwide campaign against AIDS, made from paper tulips as they take part in the campaign and also mark International Volunteers' Day in the city of Rostov-on-Don
© Stringer Russia / Reuters / REUTERS

NBCNews.com   |  April 22, 2014

Looking Back at America’s Struggle Against AIDS

April 23 marks the 30th anniversary of the announcement that the cause of AIDS had been discovered.

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