The Franco-Prussian War of 1870-71 was important for many reasons, even though it has been regarded as something of a side-show by many military historians. It was the first conflict in northern Europe since the Napoleonic era, and the French belief that they still had the elan and verve of the Old Guard was shattered by German needle rifles and long range guns. Aerial warfare had its genesis in the balloons of Paris, yet the belief in Vauban and the system of wall defences prevailed: it was a war of the old versus the new. Forbes, as special correspondent for the 'Daily News' of London saw a...