More than 13,000 Conversos were put on trial during the first 12 years of the Spanish Inquisition. Hoping to eliminate ties between the Jewish community and Conversos, the Jews of Spain were expelled in 1492 ..
A second reason, specifically for using Morse Code during the Second World War, was encoding... Nowadays equipment exists to take an outgoing radio signal and automatically encrypt the data or voices during transmission, this is 'on-line' encryption...
Though Morse didn't invent the telegraph and did not single-handedly create Morse Code, he may have been telegraphy's greatest promoter and undoubtedly contributed to its rapid development and adoption throughout the world. Morse died of pneumonia in New York on April 2, 1872.