Kilmar Abrego Garcia was wrongly deported from Maryland to El Salvador by the US. His return marks a turning point in a case that became a broader symbol of criticisms of Trump's aggressive immigration policies.

Lungu, who died at the age of 68, ruled the large but sparsely populated southern African nation from January 2015 until August 2021, when he lost to current President Hakainde Hichilema.

Mr. Lungu, who was recently barred by a court ruling from running for president again, left a checkered legacy, with allegations that he eroded freedoms while in office.