Among other foreign dignitaries and celebrities who joined the commemoration, Pahor also spoke with U2 singer Bono.

The Slovenia President wrote on Twitter that Mandela strongly believed in freedom, equality and reconciliation and that his dream to make a better and fairer society inspired the whole world. Bono, who is known to be a philanthropist and a "fighter for Africa", was Nelson Mandela’s friend and attended the ceremony in memory of the first black President of South Africa, anti-apartheid fighter and winner of the Nobel Peace Prize. President Pahor hasn’t revealed yet what the two chatted about.