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 and Wladimir signed with the German athlete-promotion company Universum. With both brothers holding PhDs and being multilingual, their refined and articulate personalities made for mainstream marketability when they moved to Germany and Universum. In time, they became national celebrities in their adopted home country. In his 25th pro fight on 26 June 1999, Klitschko won the WBO Heavyweight title from Herbie Hide of the United Kingdom by a second-round knockout. He successfully defended the title twice. He defeated Ed Mahone by knockout in the third round and beat Obed Sullivan, who retired after the ninth round. By April 2000 Vitali