By Christopher Miller @ REFRL.org, March 22 KYIV -- As the Ukrainian presidential election nears, the world's leading industrialized nations have some strong words for Ukraine's top cop amid recent far-right violence in Kyiv and other cities. G7 ambassadors are urging Arsen Avakov, the interior minister, to act against violent political extremist groups who might threaten to disrupt the upcoming vote and usurp the role of the Ukrainian National Police and to consider outlawing them down the road. They are both tricky requests, considering Avakov's personal ties to those same groups and authorities' approval for one of them to monitor the election. But the ambassadors are being more cautious when it comes to concerns over perceived dirty politicking among Ukraine's 39 presidential hopefuls, reportedly rebuffing a U.S. proposal to raise that issue in writing due to a lack of consensus on how to do so without providing campaign ammunition to specific candidates. The abortive appeal emerged after RFE/RL obtained copies of two letters prepared by the G7 Ambassadors' Support Group for Ukraine -- one sent privately and the other drafted but watered down before being shared publicly. RFE/RL also spoke to three Western diplomats with knowledge of those texts and the related discussions [....]