Russia-Ukraine war: Nato allies condemn Russia’s withdrawal from key cold war-era security treaty – as it happened

Russia withdraws from treaty of conventional armed forces in Europe, which was aimed at preventing cold war rivals from massing forces at borders

• What we know on day 622

A Russian ship was almost certainly" damaged after being struck in Crimea, says the UK's Ministry of Defence.

In a defence intelligence update, the MoD said a newly built Russian naval corvette was damaged on 4 November, which was earlier reported by Ukrainian and Russian sources.