John Bull John Bull John Bull is a national personification of the United Kingdom in general and England in particular, especially in political cartoons and similar graphic works. He is usually depicted as a stout, middle-aged, country dwelling, jolly, matter-of-fact man. John Bull originated as a satirical character created by Dr John Arbuthnot, a friend of Jonathan Swift and Alexander Pope. Bull first appeared in 1712 in Arbuthnot's pamphlet "Law is a Bottomless Pit". The same year Arbuthnot published a four-part political narrative "The History of John Bull". In this satirical treatment of the War of the Spanish Succession John Bull brings
World War I cryptography World War I cryptography Codes and ciphers were used extensively in World War I. The decoding by British Naval intelligence of the Zimmermann telegram helped bring the United States into the war. Trench codes were used by field armies of most of the combatants (Americans, British, French, German) in World War I. The most commonly used codes were simple substitution codes. More important messages generally used mathematical encryption for extra security, though. The use of these codes required the distribution of codebooks to military personnel, which proved to be a security liability since these books could be stolen by enemy