What key innovation was responsible for a communications revolution in the 19th century? 🔊
The key innovation responsible for a communications revolution in the 19th century was the telegraph. Developed significantly by inventors such as Samuel Morse, the telegraph allowed for the rapid transmission of information over long distances using electrical signals. This technology transformed communication, facilitating quicker decision-making and coordination in various sectors, including journalism, finance, and military operations. By connecting distant locations almost instantaneously, the telegraph laid the groundwork for future advancements in communication technologies and fostered a more interconnected global society.


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