The United States And The Soviet Union Aweee More Similar Than Different In That They Both Were Competing To Be More Powerfully Than The Other . Only Difference Is Their Ideolgies : U.S Was Democratic And Belived In Capitalism While The USSR Was Communist And Belived In Totalitarianism . Both Superpowers Goals Were To Not Only Stop The Other Side From Spreading Their Ideas But To Also Spread Their Own Ideologies And Beliefs .Furthermore , Both Sides Increased Their Technology ( i.e. the atomic bomb ) Finally , The Two Were , As Stated Above , World Superpowers At This Time .