Wladimir Klitschko world heavyweight champion) dominated heavyweight boxing, a period typically known as the "Klitschko Era" of the division. Klitschko was born in Semipalatinsk (now Semey), Kazakh SSR, Soviet Union (now Kazakhstan). His father, Vladimir Rodionovich Klichko (1947–2011), was a Soviet Air Force major general and a military attaché of Ukraine in Germany; he was also one of the commanders in charge of cleaning up the effects of the Chernobyl disaster in 1986 and was afterward diagnosed with cancer. Wladimir's mother is Nadezhda Ulyanovna. He is the younger brother of former WBC, WBO and Ring magazine heavyweight champion Vitali Klitschko, the current
Vitali Klitschko Foreman are the only heavyweight boxers in history to defend a world title after turning 40. Being the first professional boxing world champion to hold a PhD degree, and in reference to his punching power, Klitschko's nickname was "Dr. Ironfist". His younger brother, Wladimir, is a former unified world heavyweight champion. From 2006 until 2015, Vitali and Wladimir dominated heavyweight boxing, a period typically known as the "Klitschko Era" of the division. Klitschko formally began his political career in 2006 when he placed second in the Kiev mayoral race. In 2010, he founded the party Ukrainian Democratic Alliance for Reform