It was when War of the Worlds was first broadcast on the radio causing a panic (the size of which is debatable).
October 30, 1938
Orson Wells
The Spider's Web - 1938 was released on: USA: 10 October 1938 (premiere) USA: 22 October 1938 Turkey: 9 March 1939 Netherlands: 23 June 1939 (Den Haag) Portugal: 30 October 1939
In Old Chicago - 1937 was released on: Germany: 1938 USA: 6 January 1938 (New York City, New York) (premiere) France: 31 March 1938 USA: 15 April 1938 Argentina: 7 September 1938 Czechoslovakia: October 1938 Netherlands: 7 October 1938 (Amsterdam) Denmark: 10 October 1938 Finland: 30 October 1938 Portugal: 1 November 1938 Japan: February 1939 Denmark: 1 October 1956 (re-release)
The Old Barn Dance - 1938 was released on: USA: 29 January 1938 Argentina: 30 November 1938 Sweden: 12 October 1940
Jacek Tworek was born on October 30, 1938, in Ldz, Ldzkie, Poland.
War of the Worlds. The broadcast was given by Orson Welles.
Bobby Alto was born on October 30, 1938, in Brooklyn, New York, USA.
in target their is darkrai from 30 october - Nov 9
The Tunguska event happened on June 30, 1908. It was an airburst event; no crater. (A wonderful discovery sequence followed)
The War of the Worlds radio broadcast played on October 30, 1938. Millions of listeners were shocked from the news of Martians coming to Earth.
The first patent was issued on October 30 1888