Changes

==Historical Background==

==Historical Background==

===The Creation of ARPA/DARPA===

===The Creation of ARPA/DARPA===

During the Cold War era, one of the primary concerns for the United States government was to find ways of protecting its military communications system, as wel as ways to make its command and control network able to survive a nuclear attack from the Soviet Union. As a result of the Soviet Union launching Sputnik in 1957,<ref>[http://www.dei.isep.ipp.pt/~acc/docs/arpa--1.html Part I: The history of ARPA leading up to the ARPANET]</ref> in 1958 US President Dwight Eisenhower instructed the creation of the Advance Research Project Agency (ARPA), which later became known as [[DARPA]].<ref>[http://www.livinginternet.com/i/ii_darpa.htm DARPA/ARPA]</ref>

During the Cold War era, one of the primary concerns for the United States government was to find ways of protecting its military communications system, as well as ways to make its command and control network able to survive a nuclear attack from the Soviet Union. As a result of the Soviet Union launching Sputnik in 1957,<ref>[http://www.dei.isep.ipp.pt/~acc/docs/arpa--1.html Part I: The history of ARPA leading up to the ARPANET]</ref> in 1958 US President Dwight Eisenhower instructed the creation of the Advance Research Project Agency (ARPA), which later became known as [[DARPA]].<ref>[http://www.livinginternet.com/i/ii_darpa.htm DARPA/ARPA]</ref>

===Paul Baran's Packet Switching: The Basis of ARPANET===

===Paul Baran's Packet Switching: The Basis of ARPANET===