What is the Morse code for SOS?
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The SOS signal was first adopted by the German government  in 1905, and became the worldwide standard in 1908. There is no meaning behind SOS letters, they were chosen as easy to recognize.
reach: rather globalalphabetscodesmaritimenavyradio
Answers by country
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answers
 Australia
Australia25
 Greece
Greece18
 New Zealand
New Zealand10
 Republic of Ireland
Republic of Ireland15
 Germany
Germany34
 the United Kingdom
the United Kingdom71
 the United States
the United States170
 Poland
Poland7423
 India
India41
 Canada
Canada10