If the reports are right and it was Ukrainian special forces who destroyed as many as 20 Russian aircraft at Saki air base in Novofedorivka, Crimea, on Tuesday, president Volodymyr Zelensky might be minded once more to raise a glass to the British. Earlier this year it was widely reported that British special forces were in Ukraine training local troops – but perhaps they also found time to pass on some of the regiment’s illustrious history.