Vitali Klitschko a year to heal and possibly prove career ending. To avoid keeping the title out of use he retired. The WBC was grateful for his consideration. On other occasions he cited regrets about his suddenly mounting injuries, a desire to leave the sport while still on top and political aspirations in his home country of Ukraine. Following his retirement, the WBC conferred "champion emeritus" status on Klitschko, and assured him he would become the mandatory challenger if and when he decided to return. On 3 August 2008 the WBC awarded Klitschko a chance to regain his WBC Heavyweight title. After
Vitali Klitschko leader. In the 2015 Kiev Mayoral election Klitschko was reelected with 66.5% of vote. For this he needed a second round of Mayoral elections between him and Boryslav Bereza after incumbent Klitschko scored 40.5% of the vote and Bereza 8.8% in the first round. (Bereza gained 33.51% of the vote in the second round of Mayoral elections.) Klitschko resigned as Petro Poroshenko Bloc chairman (on 26 May) after a new law barring a head of administration to be chairman or a member of a political party took effect on 1 May 2016. Klitschko is in favor of the Association Agreement