Well its not Pravda, but purges happen from time to time.
The Rhöm Putsch, or rather, The Night of the Long Knives springs to mind
Platoon!! Close up ranks!!Senpai~*VROOM*!!How's that?Albeit only freshman at Kuromorimine...All of us freshman have been selected from across the country.So don't look down on us!This area is completely surrounded!So all of you people gathered here......not a single one of you will be getting away.*CLANK*