US and Russia begin ceasefire talks on Ukraine conflict / Europe trying to multiply root causes to Ukraine conflict -- Kremlin / India hardly sees itself as mediator in Ukrainian conflict -- top diplomat / UN Security Council adopts US-drafted resolution on Ukraine conflict in its original form / Ukrainian conflict to be resolved based on reality -- Romanian political scientist / Russia, US share stance on Ukrainian conflict's peaceful resolution -- Kremlin / US and Russia agree to work on ending Ukraine conflict and improving ties / Russia wins strategic victory in Ukraine conflict, can discuss its resolution -- expert / US' realistic assessment of Ukraine conflict not concession to Russia -- Pentagon chief / US prolongs Ukraine conflict, North Korean leader says