kiev outgo u.s. vice president joe biden call monday sanction russia stay urge world stand coercion aggression president-elect donald trump moot end measure possible deal moscow speak swan song visit kiev biden say g7 nations european union lift sanction russia fully implement peace deal end separatist rebellion eastern ukraine return control crimea trump inaugurate friday raise prospect would propose offer end sanction impose russia 2014 annexation crimea role rebellion return nuclear arm reduction deal without mention trump biden appear take issue president-elect comment make interview publish monday edition time london international community must continue stand one russian coercion aggression tell reporters stand alongside ukrainian president petro poroshenko biden stress 2015 deal end rebellion pro-russian insurgents still continue washington accuse moscow fail keep side bargain together eu g7 partner make clear sanction remain place russia fully emphasize fully implement commitments minsk agreement say add crimea-related sanction must also stay russia return full control people ukraine u.s. support ukraine contribute deterioration relations russia bad since cold war president barack obama washington invest heavily help kiev make success 2013-2014 uprise force kremlin-backed leader flee instal pro-western opposition power trump open admiration russian president vladimir putin state desire improve bilateral tie stoke fear kiev u.s. resolve hold russia account could waver biden mix support tough talk ukraine patchy efforts tackle graft previously warn international help conditional kiev make good promise tackle endemic bribe-taking fight ... cancer corruption biden leave office jan. 20 along obama say monday poroshenko say ukraine believe good cooperation new u.s. administration urge sanction stay without mention trump remark deal russia kremlin spokesman say early comment biden front man u.s. policy towards ukraine visit kiev five time since change power maintain regular telephone contact ukrainian officials joke talk wife biden leave room journalist ask think trump administration would give ukraine priority biden give thumb say hope spring eternal continue western support vital ukraine economy badly hit war east slowly emerge two years recession remain dependent external financial help unite state far provide billion say could offer provide reform efforts continue andy hunder head american chamber commerce ukraine say kiev would put much time resources deal new u.s. administration jan. 20 ukraine wake new reality tell reuters concern kiev new relationship develop require build new bridge influencers gatekeepers decision-makers kiev already take step win good favor call shots trump administration days election november poroshenko office start plan official visit washington early 2017. ukrainian government hire former republican national committee chairman haley barbour lobby firm bgr group lobby u.s. politicians arrange meet u.s. ukrainian officials say ukraine lack senior political advocate unite state bipartisan group u.s. senators include john mccain marco rubio say last week want slap wide range sanction russia cyber activities action ukraine syria sanction bill similar provision write house representatives job make sure attention ukraine wane ukraine ambassador unite state valeriy chaliy say wednesday biden call russia sanction stay trump moot deal