The Millennium Development goal of giving life-saving treatment to 15 million people by the end of this year was reached nine months ahead of schedule, according to a report by the UN Aids agency.
New HIV infections and Aids-related deaths have fallen by 35 and 41 percent respectively.
But areas like sub-Saharan Africa, which accounted for two-thirds of all new HIV infections in 2014, still lag behind other parts of the world.
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