Nelson Mandela, The Globally Revered Anti-Apartheid Revolutionary, Was Born On This Day - July 18 - In The Year 1918. His 102nd Birth Anniversary Would Be Observed Across The World To Commemorate The Struggle For Social Justice That Stretched For Over Six Decades. The Day Of His Birth Is Annually Observed As "Mandela Day", Also Referred To As The "International Nelson Mandela Day". Here Are Some Facts To Know About The Former South African President.