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Invention of the telegraph
Samuel morse invents the telegraph -
Invention of the telephone
Alexander Graham Bell invents the telephone -
The radio is invented
Gugliemo Marconi invents the radio -
Televison was invented
Philo T. Farnsworth invented the television -
Satellites are first launched
Sputnik was launched into space, a sattelite that could co0mmunicate with earth -
Invention of Cellular phones
Motorola invents the first handheld phone -
Email is invented
VA Shiva Ayyadur invents Email -
Facebook is created
Facebook inc. created facebook, and online chatroom with millions of user