Clampdown

[Magaret]

A term used [in the Navy] to describe excessive amounts of people [cleaning] small areas, often times cleaning just one small spot and accomplishing [absolutely nothing] at all.

[Greta]

A concerted or harsh attempt to suppress something.

[Tracie Lynn]

a sudden action taken by a government or people in authority to stop or limit a particular activity:

[Tanya Shivari]

A severe or concerted attempt to suppress something.