Washington PostObama to deliver Mandela address in likely rebuke to TrumpWashington PostJOHANNESBURG — Former U.S. President Barack Obama is set to make his highest-profile speech since leaving office, urging people around the world to respect human rights and other values under threat in an address marking the 100th anniversary of ...Obama will give speech in South Africa to commemorate Nelson Mandela's legacyABC NewsWATCH LIVE: Barack Obama Speaks Up In South AfricaWBURWatch: Former President Obama delivers speech at 2018 Mandela lectureMassLive.comall 403 news articles »