The word 'crackdown' is correct and usable in written English.
You can use it when you want to refer to a severe or strict enforcement of rules, laws, or regulations. Example: The local authorities conducted a crackdown on illegal activities in the city's red-light district.
He launched a crackdown and the movement was formally dissolved in 2005.
In 1999 the compliant parliament voted for Niyazov to become president for life, and in 2002, he used an alleged assassination attempt to legitimise a far-reaching crackdown on political opponents.
In response, Karimov launched a far-reaching crackdown on all forms of religious expression not expressly sanctioned by the state.
The crackdown, in turn, fuelled the growth of an insurgency by the Islamic Movement of Uzbekistan (IMU).
He said he was joining the rebels because of the "brutal" crackdown on dissent that has claimed the lives of thousands of Syrians.
In a clear signal the Rudd government is preparing for a crackdown on people smugglers ahead of the federal election, Carr said his department was preparing "up to date" information for the immigration tribunals about the political situation in the countries from which refugee applicants come, so they did not approve those who had no genuine fear of persecution.
The asylum crackdown is the third and final piece of policy repositioning Rudd wanted to complete before calling an election and comes after he brought forward the end of the fixed carbon price and dubbed himself the carbon tax "terminator".
Egypt's new constitution supposedly enshrines free speech, except "in times of war", a term the government has used to describe the crackdown on Islamists.
They would also like to see a crackdown on the international tax rules that allow multinationals to shift profits from one country to another with impunity.
But the detentions come amid a deepening crackdown against media outlets that do not toe the government line.
The upper echelons of the Brotherhood's leadership have been decimated by the crackdown, as the Egyptian authorities pursue a "decapitation strategy" that aims to disrupt the structure of the organisation.
