Friday history snippet

An email from Literary Review contains this bit of information which I had not heard before:

Over the course of the 20th century, British prime ministers reacted to the intelligence services in various ways. Neville Chamberlain turned a blind eye to reports that appeasement only made Hitler more aggressive, even after the foreign secretary had drawn his attention to the fact that the Führer had called him an Arschloch (‘arsehole’) by underlining the word;