Domino theory Domino theory The domino theory was a theory prominent from the 1950s to the 1980s that posited that if one country in a region came under the influence of communism, then the surrounding countries would follow in a domino effect. The domino theory was used by successive United States administrations during the Cold War to justify the need for American intervention around the world. U.S. President Dwight D. Eisenhower described the theory during an April 7, 1954, news conference, when referring to communism in Indochina: In 1945, the Soviet Union brought most of the countries of eastern Europe and Central
The Internet during the Cold War The Internet during the Cold War The development of ways to interconnect computers in the United States was heavily affected by needs and demands arising from the Cold War. The system of networked computers known as ARPANET, in service from the late 1960s to 1990, was under military control. ARPANET laid the technical foundations for the present-day Internet. During the Cold War there was constant fear of nuclear attack from the Soviet Union and desire to be "better" than the United States at everything. Once the USSR launched Sputnik in 1957 the United States felt that technologically they were falling