when you act fast and strict in order to prevent a harmful or dangerous activity
Cambodia govt to clamp down on fake online news.
A tax expert has urged the government to clamp down on tax crime to help pay for the recovery from the coronavirus crisis.
In this COVID-19 era, the Marines are grappling with how much to clamp down on different aspects of military life.
Calgary continues to clamp down on coronavirus public health infractions.
Beijing clamps down on Hong Kong under cover of coronavirus.
Police guarantee anonymity as they clamp down on illegal activity.
64 vehicles seized in Northumberland as police clamp down on drug dealers.
Bad masks: China clamps down on suppliers after European outcry.