The collapse of U.S.A.I.D. at the hands of President Trump and Elon Musk is already leaving gaping holes in vital health care and other services that millions of Africans rely on for their survival.

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

The president ordered that all foreign assistance to South Africa be halted and said his administration would prioritize the resettling of white, “Afrikaner refugees” into the United States.