Changes

*[[Adolf Hitler]] exclaims that ''"...we need breathing room!"'' *'''[[October 30]]''' &ndash; - Orson Welles Wells broadcasts his radio play of H. G. Wells's ''The War of the Worlds'', causing anxiety in some of the audience in the [[United States]]. <br> This radio broadcast, though advertised as a play, lead some people to believe that aliens had landed on [[Earth]], and were violent.

 * The [[Nuclear Fission|nuclear fission]] of uranium is discovered. <br> This becomes the scientific and technological basis of nuclear power, which marks the beginning of the "Atomic Age" on [[Earth]].    {{| class="wikitable" style="width:20%"! colspan="3" | [[Timeline]] |-| <center>[[1937]] || <center>[[1938]] || <center>[[1939]] |-  [[category:timeline nav}}]]