In nine countries life expectancy fell below 1970 levels: six in Africa (the Democratic Republic of the Congo, Lesotho, South Africa, Swaziland, Zambia and Zimbabwe) and three in the former Soviet Union (Belarus, the Russian Federation and Ukraine).

Real Wealth of Nations: Pathways to Human Development

In nine countries life expectancy fell below 1970 levels: six in Africa (the Democratic Republic of the Congo, Lesotho, South Africa, Swaziland, Zambia and Zimbabwe) and three in the former Soviet Union (Belarus, the Russian Federation and Ukraine).

Real Wealth of Nations: Pathways to Human Development

For every 100 people put on treatment, 250 are newly infected, according to the United Nations’ AIDS-fighting agency, Unaids.

That makes prospects for the future grim. Worldwide, even though two million people with the disease die each year, the total keeps growing because nearly three million adults and children become infected.

Even now, the fight is falling short. Of the 33 million people infected, 14 million are immuno-compromised enough to need drugs now, under the latest World Health Organization guidelines.