A brief history of the internet

The existing national defense network relied on telephone lines and wires that were susceptible to damage. In 1962, J.C.R. Licklider, a scientist from ARPA and MIT, suggested connecting computers to keep a communications network active in the US in the event of a nuclear attack.

— Read on sciencenode.org/feature/a-brief-history-of-the-internet-2018.php