Ukraine is prepared to use British long-range missiles to hit Crimea, the peninsula annexed by Russia in 2014, in a potential major escalation of western involvement in the war. Rishi Sunak promised to send Ukraine more military aid following a visit by President Zelensky to Britain this week. Discussions are now taking place over whether this should include Harpoon anti-ship missiles or air-to-surface Storm Shadows. Ukrainian defence sources confirmed to The Times that Kyiv would be prepared to use the missiles to strike Crimea following a warning from Zelensky that longer-range weapons from western allies would strike “deep in the...