The phrase "address extremism" is correct and usable in written English.
You can use it when discussing the need to confront or deal with extremist beliefs or actions in various contexts, such as politics, social issues, or security.
Example: "The government has implemented new policies to address extremism in our communities."
Alternatives: "tackle extremism" or "combat extremism".
Blair wanted to address extremism at its root causes.
Whether effective or not at stifling religious fanatics, such laws, these critics said, would do little to address extremism's root causes.
Under the government's new counter-terrorism bill, teachers will have a statutory duty to address extremism.
Iraq's national security system and efforts to address extremism must acknowledge preexisting conditions faced by women and include them in the peacebuilding process, she stresses in her address.
Nielsen said that, to address extremism across the board, DHS was looking at "counter-messaging" and "off-ramping," which is the term she uses to get someone off the path of radicalization.
Blame Muslim leaders for not adequately addressing extremism.
The video, posted on the Causes page of the The Egyptian Democratic Academy, addresses extremism, constitutional politics, social justice & gender equality.
Hasan's massacre leads the Pentagon to develop policies to identify and address violent extremism (pdf).
However, what is most frustrating is that Cameron's speech will do little to actually address violent extremism or radicalisation, which has a lot less to do with ideology than the Government seems to think.
American officials acknowledge those failures, but say that the renewed emphasis on recruiting allies among the tribal militias and investing more heavily in the Frontier Corps reflect the depth of American concern about the need to address Islamic extremism in Pakistan.
"I have consulted to every UK Prime Minister from Tony Blair onwards on how our society can best address Islamist extremism," he said.
