Context:

Referenced when discussing Chris Clark's characterization of the Serbian reply to the Austrian ultimatum as 'a perfumed rejection'

Context:

Explicitly mentioned as 'his book, July Crisis' when discussing the Kaiser's proposal to stop in Belgrade, noting that Otte suggests it 'maybe actually wasn't such a mad idea' and later when discussing Russian mobilization

Context:

Mentioned as 'his biographer' referring to Kaiser Wilhelm II, with the hosts discussing his very hostile view of the Kaiser as 'a monster' who was 'itching for war'

Context:

Explicitly referenced as 'Neil Ferguson's book, The Pity of War' when discussing criticism of Sir Edward Grey's ambiguous diplomatic stance and whether Britain should have stayed out of WWI