A key fund which finances the fight against AIDS, tuberculosis and malaria is seeking fresh investment worth £11bn.
The French President Emmanuel Macron is launching the latest round to replenish the Global Fund in Paris.
It is being called “a decisive moment”.
The fund says progress has slowed down because of wavering political commitment, and increasing insecticide and drug resistance.
Raising the target amount could help save 16 million lives, it is claimed, as well as halving the death