Oscar Salathiel Kambona (left). One of Julius Nyerere’s closest allies and most influential politician of his time, the vocal and ambitious Kambona worked tirelessly as a government minister and secretary general of the ruling party Tanu. PHOTO I AGENCIES
What you need to know:
The rise and fall of Oscar Salathiel Kambona provides a powerful example of the perils of politics in Africa, particularly in the tumultuous period of independence struggle and first years of post-independence era