The story
- Russian · calque ofоперативное окружение
- English todayoperational encirclement
Chiefly a calque of Russian оперативное окружение (operativnoje okruženije). In frequent use since the beginning of the Russo-Ukrainian war, but already before most usage seems to have been in reference to Russia and the Soviet Union.
Etymology from Wiktionary, CC BY-SA 4.0.