The Alliance for Change and Transparency, another opposition party, also called for Nchemba to resign as well as police chief Simon Sirro.
On February 11, Tanzania’s Catholic bishops accused Magufuli’s government of cracking down on political activities and demonstrations, warning it was creating a political climate which would foment “division and hatred.”
Tanzania: Ruling party CCM released statement saying opposition party Chadema were responsible for unrest which has occurred around today’s by-election.
(Earlier @CarolNdosi tweeted tht police had confirmed a student had been killed yesterday as police dispersed opposition march) pic.twitter.com/cKlbYKcsQh— Samira Sawlani (@samirasawlani) February 17, 2018
Nicknamed the Bulldozer, Magufuli took office in 2015 promising to tackle corruption.
But detractors describe him as autocratic, saying he has clamped down on freedom of expression, with opposition meetings routinely banned and several newspapers shut down.
Several journalists and artists have received death threats for criticising his regime.