During the Second World War, radio was the preferred means used by Switzerland to communicate with its expatriate citizens. But the Short Wave Service (SWS) was also used to explain and justify the Swiss position on events to other countries.
Archived by swissinfo.ch, the manuscripts of news bulletins have been studied by a group of history students at Lausanne University. Their work contributes to a more accurate picture of of the activities of the SWS between 1939 and 1945. (Images: RDB, Keystone)