1970 - ALOHANET developed at the University of Hawaii

1970 - 1973
The ARPANET is a success from the very beginning. Although originally designed to allow scientists to share data and access remote computers, email quickly becomes the most popular application. The ARPANET becomes a high-speed digital post office as people use it to collaborate on research projects and discuss topics of various interests.

1971 - The ARPANET grows to 23 hosts connecting universities and government research centres around the country.

1972 - The InterNetworking Working Group becomes the first of several standards-setting entities to govern the growing network. Vinton Cerf is elected the first chairman of the INWG, and later becomes known as a "Father of the Internet."

1973 - The ARPANET goes international with connections to University College in London, England and the Royal Radar Establishment in Norway.

1974 - Bolt, Beranek & Newman opens Telenet, the first commercial version of the ARPANET.

1974 - 1981
The general public gets its first vague hint of how networked computers can be used in daily life as the commercial version of the ARPANET goes online. The ARPANET starts to move away from its military/research roots.

1975 - Internet operations transferred to the Defence Communications Agency

1976 - Queen Elizabeth goes online with the first royal email message.

1977 - UUCP provides email on THEORYNET

1978 - TCP checksum design finalised

1979 - Tom Truscott and Jim Ellis, two grad students at Duke University, and Steve Bellovin at the University of North Carolina establish the first USENET newsgroups. Users from all over the world join these discussion groups to talk about the net, politics, religion and thousands of other subjects.

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