Provide a Skyshield over Ukraine to defend its skies

Background

To defend Ukraines sky's and stop Russua from bombing Ukraines cities with drones and bombs

Additional details

Because the UK agreed to defend Ukraine when it gave up nuclear weapons, and the only way to stop this war is to take away 1 of Russia's main weapons - it's willingness to destroy Ukraine's homes and so drive the population west, while using fear to drive Ukraine to bad position on the negotiating table