The conflict was replete with clashes of competing ideologies i.e. between the democratic capitalist system of America and its allies and the socialist/communist system of the the USSR and the satellite nations comprising the nations of the Warsaw Pact (Byrne 2000,p.12). The rivalry consisted of propaganda, military alliances, atomic arms development, reconstruction programs and the rivalry to win the hearts and minds of the neutral countries, most especially the third world countries which might provide military bases, natural resources and markets.
The US foreign policy from 1945-1991 was overwhelmingly concerned with the the USSR
As early as 1929, the USA and the USSR had kept each other at bay and at arms' length despite differences in political ideologies. This estrangement was intensified by the the USA's policy of isolationism in the 1930's which muted whatever feelings of mistrust they had for each other (Bartlett 1974,p.ix). But relations were improved when the USA and Soviet Union unexpectedly found themselves fighting side by side against fascist Germany in World War II.
The warm relations, however, rapidly dissolved when midway through the war, the USA realised that the USSR was determined to retrieve all the territories in Eastern Europe that it lost prior to World War I and these are eastern Poland, Latvia, Lithuania, Estonia and parts of Romania and Finland (Risjord 1985,p.778). ...