After his call with Putin, Trump said he did not think that the Russian leader wanted a ceasefire or an end to the three-year-old conflict.

Waves of drone and missile attacks targeted Kyiv overnight into Friday in the largest aerial attack since Russia's invasion of Ukraine began more than three years ago, injuring 23 people and inflicting severe damage across multiple districts of the capital in a seven-hour onslaught.

Russia pummelled Kyiv with drones in an all-night attack, injuring at least 23 people, damaging railway infrastructure and setting buildings and cars on fire throughout the city, authorities in the Ukrainian capital said early on Friday.