noun
GPU; State Political Directorate
Historical organization name: the Soviet secret police from 1922 to 1923, predecessor of the OGPU. Used in historical contexts.
ＧＰＵはソ連の初期の秘密警察組織である。
The GPU was an early secret police organization of the Soviet Union.
From Russian ГПУ (GPU), abbreviation of Государственное политическое управление (Gosudarstvennoye politicheskoye upravleniye, 'State Political Directorate').