The Orange Revolution that swept Yanukovych from office in 2004 also brought the pro-Western Tymoshenko to power . Chief opponent dismisses President Viktor Yanukovych 's call for calm . Yanukovych invites ` ` all political leaders , priests , public figures '' to start a ` ` dialogue '' Interior Ministry says there will be no crackdown on protest , state media reports . U.S. Secretary of State John Kerry expresses U.S. ` ` disgust '' with overnight protests .
Chief opponent dismisses President Viktor Yanukovych 's call for calm . Yanukovych invites ` ` all political leaders , priests , public figures '' to start a ` ` dialogue '' Interior Ministry says there will be no crackdown on protest , state media reports . U.S. Secretary of State John Kerry expresses U.S. ` ` disgust '' with overnight protests .