. . "USA" . . "Sovjetunionen" . . "Soviet Union" . . "historie" . . "1960-1969" . . "1953 - 1975" . . . "Correspondence (120 letters) from November 1960 to November 1963, concerning the Cuban Missile Crisis, the Nuclear Test Ban Treaty, a divided Germany, war in Laos, and other international matters."@en . . . "Records and correspondence"@en . . . "breve" . . . . "The Kennedy-Khrushchev letters" . "The Kennedy-Khrushchev letters"@en . . . . . . . . "Sources"@en . . . . "United States" . .