Launched on July 1, 1916, the Battle of the Somme has come to epitomize the madness of the First World War. Almost 20,000 British soldiers were killed and another 40,000 were wounded that first day, and there were more than one million casualties by the time the offensive halted. In The Great War, acclaimed cartoon journalist Joe Sacco depicts the events of that day in an extraordinary, 24-foot- long panorama: from General Douglas Haig and the...