New Delhi, March 28 -- The sound of a crying child is a sign of hope in a crowded displacement camp in southern Somalia - the most malnourished children are too weak to even cry.

For the mothers in the Ladan camp in the town of Dollow, survival is the only thing on their minds - not the Iran war or how UNICEF gets the supplies to keep the place running. The displaced here have fled the drought that has ravaged swaths of this Horn of Africa nation after four failed rain seasons.

Their crops and livestock devastated, they show up at the camp, often with nothing but their children.

Aid workers at Ladan say the raging war in the Middle East - more than 3,000 kilometers (1,800 miles) away - has made their work harder, disrupting supplies an...