Fair.org | Thirty years ago, it all seemed very clear.

Wikipedia.org | The Gleiwitz incident, sometimes incorrectly referred to as Operation Canned Goods, was a staged attack on 31 August 1939 against the German radio station Sender Gleiwitz in Gleiwitz, Upper Silesia, Germany (since 1945: Gliwice, Poland) on the eve of World War II in Europe.