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Independent Operational Group Silesia

Silesian Voivode Michał Grażyński, Marshal Edward Rydz-Śmigły, and General Władysław Bortnowski in Czech Cieszyn, 12 October 1938

Independent Operational Group Silesia (Polish: Samodzielna Grupa Operacyjna Śląsk, SGO Śląsk) was an Operational Group of the Polish Army, created in September 1938 to annex Trans-Olza (Zaolzie) from Czechoslovakia.


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Samostatná operační skupina „Slezsko“ Czech Memstara operaca grupo "Silezio" EO گروه عملیاتی مستقل سیلزی FA Samodzielna Grupa Operacyjna „Śląsk” Polish

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