Also similar to the forthcoming "The Secret War Against Napoleon: Britain's Assassination Plot on the French Emperor" by Tim Clayton (Pegasus, March 2019, in the US)

UK ed. out next week: https://www.amazon.co.uk/This-Dark-Business-Against-Napoleon/dp/1408708647

https://www.thetimes.co.uk/article/review-this-dark-business-the-secret-war-against-napoleon-by-tim-clayton-destroy-bonaparte-at-any-cost-andrew-roberts-bxf39d5sc