John Pambalu, a senior official of Tanzanian opposition party Chadema, was charged with treason in a court in Dar es Salaam on Oct. 21 over allegations that he sought to obstruct the Oct. 29, 2025, general election and organize sustained protests against the government, Bloomberg reported on Oct. 22. According to the prosecution's charge sheet, Pambalu, who serves as Chadema's director of training, organization and elections, allegedly intended to persuade the public to obstruct the election and organized prolonged demonstrations across Tanzania.