Context:

Quoted at the beginning of the episode describing the cabinet meeting on July 24, 1914, when Sir Edward Grey read the Austrian ultimatum to Serbia. Explicitly identified as 'a book largely about himself.'

Context:

Referenced when discussing British foreign policy and the argument that Britain's alliances with France and Russia were a form of appeasement to protect the empire. Described as written by 'great historian, Christopher Clarke, religious professor at Cambridge.'

Context:

Referenced as Sir Edward Grey's book on fly fishing, described as 'very, very highly regarded.'

Context:

Referenced when discussing Prince Lichnowski's habit of telling Sir Edward Grey what they both wanted to believe. Explicitly identified as 'his book, July Crisis.'