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...
Samuel F. B. Morse invented the first telegraph in 1837. Before Morse many inventors tried and worked on the same but the first practical instrument that could send telegraph using electricity successfully was designed by him. Samuel Morse was a professor of art and design at New York University in 1835. He became interested in telegraphic device in 1832 and started working on it. For the samehe took technical assistance from Leonard Gale, a chemistry professor and monetary support from Alfred Vail.