A historical murder mystery, an investigation which mixes the breathless style of an airport whodunnit with the exhaustive rigour of an academic text...Miller's scholarship is impressive, her detective work ingenious

A believable and heartbreaking story of hoped-for collaborations, misunderstandings, mistakes and betrayals which ends in disaster...told with a verve which makes it as much of a page-turner as any Boys' Own adventure story

Fascinating...exciting and original

The most imaginative and singular book on the centenary of the outbreak of the First World War to date... This is expeditionary journalism at its best – a historical inquest radiated through the mind and experience of an outstanding reporter

A masterpiece of historical empathy and evocation... This book is a tour de force

A fascinating study of one of those rare individuals whose act of violence changed the history of the world. An incisive, shrewd, wholly compelling investigation of an assassin’s life and times

A fabulous book that all First World War historians will now have to take account of… Superb

A splendid book. It takes its place among classics of Balkan history

Tim Butcher goes from strength to strength. I enjoyed every paragraph

Insightful, useful and delightfully written… A great book – one to be recommended to professional and amateur historian alike

Lucid, passionate, urgent

This is first class history and in a year swamped with First World War centenary books, it’s the one you should read first

A compelling and fascinating read...a shadowy assassin brought to life by an writer who gets to grips with a century of Balkan intrigue

A marvellously absorbing book... A triumph of research, it will appeal to the layman and historian alike

Extremely well written, taut and evocative... Despite its complex subject, Butcher makes this an easy and engaging read with his breezy style and fascinating encounters

Illuminating... Butcher achieves something remarkable with Princip. He promotes him quite plausibly from mad man to everyman; a warning to the future whom the future foolishly forgot

Arguably the most important story of the war

As a travel writer, Butcher takes some beating. He packs balls as well as ballpoints

A triumph of storytelling... [A] highly original gem of a book

Informative and powerful

A page-turning exploration of how the forgotten past continues to inform the present... Important, and relevant

[Princip’s] story as Butcher now tells it has a resonance far beyond the Balkans

Elegant, horrifying and enlightening… A book which is not only a good piece of detective work, it is the finest contribution so far this year to the rapidly expanding literature on the Great War

Tim Butcher has produced the most imaginative and singular book on the centenary of the outbreak of the First World War to date. It is a lot more than a study of Princip… It is a piece of expeditionary journalism, an investigation in time, place and spirit, of the highest order

A revealing insight into the mind and journey of the boy who escaped the narrow confines of his village, and whose political aspirations for his native country had such far-reaching effects on the world

Utterly absorbing… If journalism is the first draft of history, Butcher marries both disciplines with boldness and originality – as well as sympathy for his shadowy subject

Insightful and entertaining, this blows the cobwebs off the history of that day

Positive proof that fact can be as gripping as fiction…rich and timely… Amongst so many books published around the anniversary of the First World War, this one stands out

A fascinating investigation… An absorbing read

Despite its serious subject matter, the book is a rollicking read, full of amusing details and sarcastic humour

A brilliant and haunting journey through the Balkans

In the centenary year of the death of Archduke Franz Ferdinand, what better read than Tim Butcher’s The Trigger

[A] fascinating and lively history

Very complex – but you will grasp it

A fascination exploration

Highly readable but profoundly researched, The Trigger represents a bold exception to the deluge of First World War books devoted to mud, blood and poetry

a fascinating original portrait of a man and his country