The answer is the logical corollary of laws that make it hard for citizens to defend themselves namely, a need for police to take active, relentless, effective measures to disarm criminals.

WSJ: Jenkins: Gun Control That Works

"China hopes that Japan take effective measures to stop stirring up tension in the East China Sea and making irresponsible remarks, " it said.

BBC: Asia

Governments should take effective measures to prevent and combat them.

UNESCO: Vienna Declaration and Programme of Action

It emphasizes to take relevant policy measures, create well planned programmes and sustained allocations to ensure that effective learning opportunities are provided to those without learning competencies.

UNESCO: LIFE-Literacy Initiative for Empowerment

When it comes to your important online accounts, one of the most effective security measures you can take is turning on two-factor authentication.

CNN: Six tech resolutions for 2013