Not only does this impact keeping pressure on Vladimir Putin but in Ukraine, momentum for the war is also running low. Independent reporting suggests the country is facing a recruitment crisis, with just one in four men joining the army voluntarily.

On the Sky News Daily, Niall Paterson explores what this means for Ukraine's defence against Russia with Dr Alexandra Walmsley, defence analyst at RUSI, and Sir David Manning, former UK permanent representative to NATO.

Click to subscribe to the Sky News Daily wherever you get your podcasts

Producer: Emma Rae Woodhouse
Interviews producer: Melissa Tutesigensi
Editor: Wendy Parker