Posting earlier on Telegram, Zelensky said "a lot can be decided before the New Year" and solutions depended "on those who help Ukraine and on those who put pressure on Russia so that the Russians feel the consequences of their own aggression".

LONDON -- At least seven people were killed and 39 injured in Ukraine after Russia and Ukraine exchanged hundreds of long-range drone strikes Wednesday night into Thursday morning, according to Ukrainian officials.

Officials said the strike triggered "numerous explosions" and damage at the targeted oil refinery was still being assessed.