KAMPALA, Uganda—In his songs, Bobi Wine, a Ugandan pop star turned parliamentarian, frequently taunts longtime President Yoweri Museveni, calling the 73-year-old an aging despot who has forgotten his country’s youth.
Now, Mr. Museveni is slapping back. In August, Ugandan security forces arrested the 36-year-old, whose legal name is Robert Ssentamu Kyagulanyi. He was charged with treason for allegedly encouraging supporters to stone the motorcade of Mr. Museveni, who has ruled the east African nation since 1986.
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