Former US president Barack Obama delivers the Nelson Mandela Annual Lecture, urging young people to fight to defend democracy, human rights and peace, to a crowd of 15,000 people at the Wanderers cricket stadium in Johannesburg on July 17, 2018, as the centrepiece of celebrations marking 100 years since Nelson Mandela's birth. (Photo by MARCO LONGARI/AFP/Getty Images)

With heightened national turmoil involving the current resident of 1600 Pennsylvania Avenue after President Donald Trump met privately with Vladimir Putin, many are looking to the man a recent poll cited as the President who has "done the best job" in their lifetime for words of wisdom. And President Barack Obama delivered.

President Obama spoke in Johannesburg, South Africa, Tuesday in a ceremony commemorating the 100th anniversary of Nelson Mandela’s birth. While he failed to mention anyone by name, his message seemed pointed and clear.

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