In his first book,The Siren Years, the public was introduced to Charles Ritchie as a young diplomat serving with the Canadian Embassy in wartime London. InDiplomatic Passport, we follow his career as he climbs the rungs of the diplomatic-service ladder - as an advisor to the Canadian Delegation to the Paris Peace Conference in 1946; as a Counsellor at the Canadian Embassy in Paris, where his friends celebrate Ritchie Week - to the city's surprise;...