Analysts at the Institute for the Study of War (ISW) have reported that the capabilities of the Russian state-of-the-art Oreshnik missile are nothing new, and its use will not lead to further escalation in the war.

Kyiv is heavily protected by air defences, but Putin says Russia's Oreshnik hypersonic missile, which it fired for the first time at a Ukrainian city last week, is incapable of being intercepted. "Of course,