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In page Boris Berezovsky (businessman):

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Berezovsky called on Ukrainian business to support Yushchenko in the 2010 presidential election of January 2010 as a guarantor of debarment of property redistribution after the election.[4] On 10 December 2009, the Ukrainian minister of interior affairs Yuriy Lutsenko stated that if the Russian interior ministry requested it, Berezovsky would be detained upon arriving in Ukraine.[4]