Greenmantle by John Buchan
In this thrilling adventure novel, a British secret agent is sent to Istanbul during World War I to investigate a German plot to incite jihad in the Muslim world against the Allies. As he uncovers the plot, he must also find and neutralize the mysterious and influential figure known as "Greenmantle." The narrative combines espionage, political intrigue, and high-stakes action as the protagonist races against time to prevent a potential disaster.
The 4495th greatest book of all time
If you're interested in seeing the ranking details on this book go here
This book is on the following lists:
- 91st on The Top 100 Crime Novels of All Time (Crime Writers' Association)
- 99th on 100 Best Novels in English Since 1900 (Counterpunch)