In the mid-20th century, radio and television emerged as significant advancements in communication technology. Radio revolutionized information dissemination, providing real-time news and entertainment, while television combined audio and visual elements, engaging audiences in new ways. These technologies shifted public engagement from print media to audio-visual content, fundamentally altering how people consumed information.The 19th century saw the introduction of the telegraph and telephone, pivotal forms of communication technology. The telegraph enabled the transmission of messages through electrical signals, allowing information to travel great distances almost instantaneously. The telephone, on the other hand, facilitated real-time voice communication, transforming social interactions and business operations by connecting individuals directly and instantly.