
The telegraph is a communication system that transmits messages over long distances using electrical signals, invented in the 1830s with significant contributions from Samuel Morse. This innovation revolutionized communication by enabling the instant transmission of information, which transformed how news was disseminated and significantly impacted business, politics, and warfare. The telegraph facilitated real-time coordination and improved global communication efficiency, allowing for faster decision-making and more effective logistics. Its legacy includes the establishment of communication codes, such as Morse code, and laid the groundwork for future technologies like the telephone and the internet, ultimately shaping modern communication practices. O que é o telégrafo e qual a sua importância histórica? O telégrafo é um sistema de comunicação que transmite mensagens à distância por meio de sinais elétricos. Ele foi inventado na década…