Internet is the network through which all the computers in the world connect and transfer data to one another. On October 4, 1957, the Soviets launched Sputnik and in retaliation, the US government began a campaign to overtake Soviets.

The outcome was ARPA or Advanced Research Projects Agency with the aim to connect mainframe computers at different universities around the country to be able to communicate using a common language and a common protocol.

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Planned as a computer version of the nuclear bomb shelter, ARPANET, completed in 1969, protected the flow of information between military installations by creating a network of geographically separated computers that could exchange information via a newly developed protocol called NCP. ARPANET, started with the idea as a pioneer to packet switching network that gradually included packet satellite networks, ground-based packet radio networks and other networks.

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