Bryan Cooper

One of the major lessons of World War II was the importance of coastal waters. It was not widely recognised beforehand just how vital the control of such waters would become, both in defending essential convoys as well as attacking those of the enemy, and in paving the way for amphibious landings. Meer

When tanks, the newly invented British weapon, were used for the first time in a mass attack on November 20 1917, they not only achieved one of the most remarkable successes of the First World War but set the pattern for the future of mechanised warfare. Meer

Failure to exploit the potential of an original idea is a recurring phenomenon in our national history. Few failures, however, can have been so costly in human life as that of our military commanders early in 1916 to appreciate that the tank was a war winning weapon. Meer