Former US president Barack Obama will deliver the Nelson Mandela Centenary Lecture on July 18 at the Ellis Park stadium in Johannesburg.

It’s just been announced that Obama, also a Nobel peace prize winner, will give the lecture to mark 100 years since Madiba’s birth in 1918.

Meanwhile, former President Nelson Mandela’s personal assistant Zelda La Grange says as the world marks 100 years since Madiba’s birth, it needs to do self introspection. La Grange says the world has dropped its moral bar.

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