Starting with the daunting task of getting the tribes to participate, Ajak and his South Sudan Wrestling Company have so far organized three tournaments.

CNN: Wrestlers fight to unite world's newest nation

"I light candles in church when I say a prayer, " said Alice Ajak, a mother, who lost two children during the long years of war.

BBC: South Sudanese celebrate their divorce

The conflict, which left more than two million people dead and hundreds of thousands displaced, forced Ajak to flee his country when he was just five years old.

CNN: Wrestlers fight to unite world's newest nation