In every great tragedy there has to be a villain, but in military affairs the British never give the enemy that part, for that would be to concede that the enemy was of some importance. Instead, the British commanders are singled out for the part; the situation being summed up in the phrase ‘lions led by donkeys’. Decisions made at the time are, with the advantage of hindsight, seen as wrong, but the factors behind the decisions are rarely explained. 1