"Politics is like a chicken-coop, and those inside get to behave as if their little run were all the world." -John Buchan, Greenmantle Greenmantle is one of five John Buchan's novels that features the adventures of Major-General Sir Richard Hannay. Set during World War I, when Sir Hannay is asked to investigate rumors of an uprising in the Muslim world, he embarks on a dangerous trip that takes him through enemy territory to meet his friend Sandy in Constantinople and block German plans to use religion to help them win the war. Other books from this series also available from Cosimo Classics are The Thirty-Nine Steps, Mr. Standfast, and The Three Hostages.