Vitali Klitschko to combine parliamentary activities with any other public employment). Poroshenko was elected President of Ukraine on 25 May 2014. Poroshenko appointed Klitschko as head of Kiev City State Administration on 25 June 2014. Klitschko headed the election list of the Petro Poroshenko Bloc in the late October 2014 Ukrainian parliamentary election, but he vowed not to resign as Mayor of Kiev. On 21 November 2014 Klitschko gave up his seat in the new parliament. Petro Poroshenko Bloc won the election with 132 seats. On 28 August 2015 the UDAR merged into Petro Poroshenko Bloc "Solidarity". Klitschko became the new party
Klitschko brothers by stoppage in the 7th round. After a series of injuries, Vitali had a career break of almost four years. In his comeback fight in Berlin on October 11, 2008 he defeated Samuel Peter to regain the title of WBC world heavyweight champion. At that time Wladimir was already world heavyweight champion with the WBO, IBF and IBO. That was the first time in history with two brothers world champions at the same time. On July 2, 2011, Wladimir won the WBA Title, which means that the Klitschko brothers held all of the World Heavyweight Titles simultaneously for 2 years,