Led by men such as the famed Victoria Cross recipient Anders Lassen, the SBS launched savage hit-and-run raids on the Germans stationed in idyllic Aegean islands such as Santorini, Naxos and Crete. Highly-trained, totally secretive and utterly ruthless, the SBS also saw action in Italy, the Balkans and mainland Greece during the Second World War.
But their methods didn't always find favour with the British establishment. In 1944, the Conservative MP Simon Wingfield-Digby, in describing their guerrilla methods, likened them to 'a band of renegade cut-throats'.
There will be a book sale and signing after the talk.