Various shots of President Truman addressing the nation on Russia's atomic bomb test and the UN assembly meeting on the same subject.
Vyshinsky, Acheson and UNO President speak after Russia tests atom bomb.
Senator McMahon's impromptu reaction to President Harry Truman's statement following the atomic explosion in the USSR.
Various shots of Russia's Vyshinsky arriving at the UN assembly and delivering a speech following Russia's first nuclear test. President Romulo then addresses the assembly.
United Nations reacts to Soviet atomic bomb test with an arms control meeting