Former US president Barack Obama will deliver a speech to a crowd of 15,000 people in South Africa on Tuesday as the centrepiece of celebrations marking 100 years since Nelson Mandela’s birth. Obama has made relatively few public appearances since leaving the White House in 2017, but he has often credited Mandela for being one […] …

South Africa celebrates the 100th anniversary of Nelson Mandela’s birth this week with a flagship speech by former US president Barack Obama and an outpouring of memories and tributes to the late anti-apartheid leader. Mandela, who died in 2013, remains a global icon for his long fight against white-minority rule and for his message of […] …