With this author there is added value: Venner is a historian who writes without taboo, and it is more a weapons specialist. The topic: 13 killings of the last century have marked the history (or not) Western. The Balkans, the Bolshevik Revolution, the first and second world war, France, Germany, Prussia, the USA ... The murder of Rathenau in particular, is particularly well explained, the thing is made clear in a troubled period . The facts are put into perspective with issues, networks, anecdotes, details ... a fascinating book, enriching, well written and documented, real good work as a historian.