---
title: "Walter Sisulu: Key ANC Leader | Model Diplomat"
description: "Walter Sisulu was a key figure in the ANC and mentor to Nelson Mandela in the anti-apartheid struggle, shaping South Africa's political landscape."
url: "https://modeldiplomat.com/learn/glossary/walter-sisulu"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- Walter Sisulu was a key figure in the ANC and a mentor to Nelson Mandela in the anti-apartheid struggle.
- What was Walter Sisulu's role in the ANC?
- Why was Sisulu imprisoned?
- What is Sisulu's legacy?

[Leaders & Thinkers](https://modeldiplomat.com/learn/leaders/glossary)Updated June 22, 2026

Walter Sisulu was a key figure in the ANC and a mentor to [Nelson Mandela](https://modeldiplomat.com/learn/glossary/nelson-mandela) in the anti-apartheid struggle.

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Walter Sisulu's mentorship of Nelson Mandela was instrumental in shaping the anti-apartheid movement.

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