肃反运动 (肅反運動) sùfǎn yùndòng

sùfǎn yùndòng proper noun purge of counterrevolutionaries
Domain: History 历史 , Subdomain: China , Concept:
Notes: esp. Mao's purge of hidden counterrevolutionaries 1955-56 and Stalin's Great Purge 1936-38 (CC-CEDICT '肅反運動')