After clinging for more than seven months to a gradually shrinking area, Ukraine has seen its position worsen sharply in the past week.

Kyiv has called on Moscow to respond to the proposed ceasefire - the Kremlin says it is waiting to be briefed by the US.

A Russian service member places a flag oh the roof of a house in a part of the Kursk region, which was recently retaken by Russia's armed forces in the course of Russia-Ukraine conflict, Russia, in this image released.