Interesting facts to know about North Korea's leader Kim Jong-un

New Delhi: Kim Jong-un was officially declared the supreme leader following the state funeral for his father on 28 December 2011.He is the third and youngest son of Kim Jong-il . He has wrought significant changes on his nation.Kim Jong-un has continued the country's nuclear testing and what is believed to be the development of missile technology despite international disapproval. He has pledged to focus on educational and economic reforms and is more mediagenic in his approach to leadership than his father.Here are ten interesting facts to know about this baby-faced leader:1. In April 2012, new documents came to light indicating that Kim Jong-un had lived in Switzerland since 1991 or 1992, earlier than previously thought.2. Friends say he was “obsessed” with basketball and showed “absolutely no interest” in politics.3. Noted as the “fiercely competitive” star of his school basketball team, one of his heroes was LA Lakers ace Kobe Bryant4. Previous leaders of North Korea have kept their wives and mistresses firmly in the background. Kim Jong-un has torn that rule up and began to parade Ri Sol-ju around from the summer of 2012, just six months after inheriting the leadership of the nation from Kim Jong-il.5. His birth date is a mystery, the North Korean authorities claims that he was born on Jan. 8, 1984 but the exact date, much like it was with his father, remains a secret.6. He apparently didn't have a problem with American brands and owned a massive collection of expensive Nike Sneakers. 7. He is currently the world's youngest head of state.8. Reports have also suggested that he is a diabetic and suffers from hypertension. 9. He is said to have studied computer science privately in North Korea, obtaining two degrees, one in physics at Kim Il Sung University and another at the Kim Il Sung Military Academy.10. South Korean media speculates Kim Jong-un may have undergone several cosmetic procedures to look like his grandfather.