SOUTH AFRICA - JANUARY 01:  Fidel Castro, Cuban leader, greets Nelson Mandela at the Non Aligned Nations conference in Durban.1998.  (Photo by Media24/Gallo Images/Getty Images)
CUBA -  :  Fidel Castro and Mandela in Cuba.  (Photo by Lily FRANEY/Gamma-Rapho via Getty Images)
Cuban president Fidel Castro (R) expresses his joy in meeting former South African president Nelson Mandela at Mandela's office in Johannesburg 02 September 2001 . Castro who took part in the UN World Racism conference in Durban used the opportunity to visit Mandela, whose health is affected by cancer.                  AFP PHOTO YOAV LEMMER        (Photo credit should read YOAV LEMMER/AFP via Getty Images)