2014 pro-Russian unrest in Ukraine Kiev and Mariupol, were struck by bombings that targeted pro-Ukrainian unity organizations. To maintain control over southeastern territories Ukraine's government started "antiterrorist operation" (ATO) sending armed forces to suppress separatists. Armed conflict between Ukraine's government forces and pro-Russian rebels is known as War in Donbass. Ukraine became gripped by unrest when President Viktor Yanukovych refused to sign an association agreement with the European Union on 21 November 2013. An organized political movement known as 'Euromaidan' demanded closer ties with the European Union, and the ousting of Yanukovych. This movement was ultimately successful, culminating in the February 2014 revolution, which removed
Oleksandr Yanukovych contracts than any other businessmen since the beginning of 2012. Forbes.ua reported in February 2014 that in January 2014, for example, his businesses won 50% of all state tenders. In early 2014, his personal assets were claimed to be over $500 million. The Ukrainian Bank of Development was founded in 1995 and controlled by Valentyna Arbuzova. Reports allege that since 2011, Yanukovych purchased stock in the bank to achieve 100% ownership. In 2014, investigations by anti-corruption organizations into the bank and potential bribery charges against Yanukovych were launched. These included an order to freeze Swiss assets of both Yanukovych and