The Gleiwitz incident occurred on the night of August 31st. A small party of German operatives dressed in standard Polish uniforms took over the Gleiwitz radio station.<ref name="Ailsby">Christopher J. Ailsby, ''The Third Reich Day by Day'', Zenith Imprint, 2001, ISBN 0-7603-1167-6, [https://books.google.com/books?id=TMdZSJGWaIYC&pg=PA112&dq=Gleiwitz+incident&as_brr=3&sig=WzKCJ2wdK-HI3d_BbZR49ofZspg#PPA112,M1 Google Print, p. 112]</ref> They then began to broadcast an anti-German message in Polish. To make the attack seem more plausible, the Germans used human corpses evidence of the attack. Several prisoners of the Dachau concentration camp were brought to the site, drugged, and shot.<ref name="WirtzGordon">James J. Wirtz, Roy Godson, ''Strategic Denial and Deception: The Twenty-First Century Challenge'', Transaction Publishers, 2002, ISBN 0-7658-0898-6, [https://books.google.com/books?id=PzfQSlTJTXkC&pg=PA100&ots=ouNc9JPz4y&dq=Gleiwitz+incident&as_brr=3&sig=WZF91Hk_0WybC1nqbS8Ghw7nTzw Google Print, p.100]</ref> <ref name="Ailsby">Christopher J. Ailsby, ''The Third Reich Day by Day'', Zenith Imprint, 2001, ISBN 0-7603-1167-6, [https://books.google.com/books?id=TMdZSJGWaIYC&pg=PA112&dq=Gleiwitz+incident&as_brr=3&sig=WzKCJ2wdK-HI3d_BbZR49ofZspg#PPA112,M1 Google Print, p. 112]</ref>
That being said, the German invasion was not a surprise attack. The bridges of the Vistula River connecting German and Polish territory over which the invasion occurred, had already been fitted with demolition charges by the Poles<ref>Chant, Christopher (unk. date). [www.https://codenames.info/operation/dirschau/ "Operation Dirschau"] ''Codenames'' website.</ref>, and in fact at sunrise on September 1, they did demolish a strategic bridge at Dirschau.
==Fall Weiss==