Ukraine must not capitulate and demilitarise, but de-facto partition is now an inevitability

It needs, and deserves, Western patience and solidarity

Four new exhibitions offer vivid insights into different experiences of war

War may not be imminent but Britain must still be secure

There are expectations going back to 1948 that musicians turn up to provide relief

We do not have the forces, the seriousness or the need for a major ground war

Diplomatic vacillation is enabling the spread of armed conflict

The UK is fighting an unwinnable conflict in a world that it doesn’t understand, without plan or purpose

It should hardly be surprising that recruitment and retention are too low

The world is growing more dangerous and its members need the will to confront new challenges