By the Editor: recipient of the Eric Grove Memorial Prize, the author reflects on an invaluable history lesson – surprise and manoeuvre; flanking the enemy where he least expects it. “Surprise – the pith and marrow of war” as Adm Sir John Fisher put it. Introduction On 15 September 1950, US-led UN forces conducted a large-scale amphibious assault on Inchon, Korea.1This was the first large-scale amphibious assault since World War II, involving approximately 71,000 men and more than 230 ships from 7 navies. Colonel Heinl, Robert, ‘Inchon, 1950’ in Merrill Bartlett, Assault from the Sea: Essays o…