Ku dhammaystiro weedhan soo socota: Kovalyov wuxuu ahaa dhaleeceyn cad oo ku aaddan rabitaanka xukunka ee maamulada Boris Yeltsin iyo Vladimir Putin. Sannadkii 1996, wuxuu iska casilay jagadii madaxa guddiga xuquuqda aadanaha ee madaxweynaha Yeltsin, isagoo daabacay warqad furan oo uu u diray Yeltsin, halkaas oo Kovalyov ku eedeeyay madaxweynaha inuu ka tanaasulay mabaadi'da dimuqraadiga ah. Sanadkii 2002, wuxuu abaabulay guddi dadweyne si ay u baaraan
Qaraxyadii guryaha ee Moscow ee 1999 (Guddiga Kovalyov), oo si wax ku ool ah u naafoobay ka dib markii mid ka mid ah xubnaheeda, Sergei Yushenkov, la dilay, xubin kale, Yuri Shchekochikhin, oo la sheegay in lagu sumoobay thallium, iyo lataliyihiisii sharciga ahaa iyo baare, Mikhail Trepashkin, ayaa la xiray.