Conversation so far:
What was Oliver Tambo's biggest honour?
Oliver Tambo was a South African anti-apartheid politician and revolutionary who served as President of the African National Congress from 1967 to 1991.
When was the Johannesburg International Airport airport officially renamed after Oliver Tambo?
The proposal was accepted and the renaming ceremony occurred on 27 October 2006.
Did Oliver Tambo have any other notable honours besides the renaming of an airport?
There is a bust of O.R. Tambo at the Albert Road Recreation Ground, Muswell Hill, outside the Alexandra Park School.
When did the bust of O.R. Tambo at the Albert Road Recreation Ground take place?
Are there any other interesting aspects about Oliver Tambo besides having a bust?
After suffering complications following a stroke, Oliver Tambo died on April 24, 1993 at the age of 75.
Where was Oliver Tambo buried?
Oliver Tambo was buried in Benoni, Gauteng.

Question: Was there anything significant after his death?
Self-contained rewrite: Was there anything significant after Oliver Tambo's death?