The 9/11 attacks set a new record, killing almost 3,000 people.8 Yet even this is dwarfed by the price of conventional warfare. If you add all the people killed and wounded in Europe by terrorist attacks since 1945 – including victims of nationalist, religious, leftist and rightist groups alike – the total will still fall far short of the casualties in any number of obscure First World War battles, such as the third Battle of the Aisne (250,000 casualties) or the tenth Battle of the Isonzo (225,000).9
