Russia has changed the nature of its warfare – so must we

‘Increasing incursions by Russian drones and projectiles into European Nato airspace look suspiciously like the Kremlin is seeking to probe responses’ - (AFP/Getty)

As many have observed, there is a very real sense in which Europe, including Britain, is already at war with Russia, albeit in a low-key, sporadic and sometimes confusing manner.

As the Independent has discovered under a freedom of information request, there has been a highly concerning escalation in unlawful drone activity at Ministry of Defence sites.