Which prominent South African anti-apartheid activist and former president died

Which prominent South African anti-apartheid activist and former president died in December 2021?

Which prominent South African anti-apartheid activist and former president died in December 2021?

Step 1: Identify the key terms in the question: 'South African', 'anti-apartheid activist', 'former president', and 'died in December 2021'.
Step 2: Recall prominent South African figures related to anti-apartheid activism.
Step 3: Recognize that Desmond Tutu was a well-known anti-apartheid activist.
Step 4: Note that Desmond Tutu was not a president, but he was a significant figure in South Africa's history.
Step 5: Check the date of death mentioned in the question, which is December 2021.
Step 6: Confirm that Desmond Tutu passed away on December 26, 2021.

No concepts available.