Russian authorities have confiscated assets worth some $50 billion over the past three years, underscoring the scale of the transformation into a "fortress Russia" economic model during the war in Ukraine,

The more drones in a single attack, Kuzan says, the more Ukraine hard-pressed air defence units struggle to shoot them down. This forces Kyiv to fall back on its precious supply of jets and air-to-air missiles to shoot them down.

NATO fighter jets were scrambled on Saturday after Vladimir Putin unleashed the most intense wave of drone and missile attacks on western Ukraine since the start of the war. Russia is believed to have launched up to 30 missiles and 700 military drones in a major escalation overnight, targeting cities including Lviv, Lutsk, and Chernivtsi.