The U.S. spends tens of billions of dollars on foreign aid, much of it on humanitarian assistance, though it also has supported the militaries of strategic allies.

J ames Akot has three goats. He shares them with his wife, his mother, three younger siblings, and two of his cousin's children, in a household in Northern Bahr el Ghazal in South Sudan. The crops Akot's family planted were washed away in the floods last year, the fourth and worst flood in the region in four consecutive years.

Critics say a Trump administration order calls into question the United States’ global standing and reliability.