Taken together, F.T.C. officials say the two actions mark the beginning of their most aggressive crackdown ever on the industry.

The new junta, despite its rather inauspicious origins, pursued an aggressive internal crackdown and an expansionist foreign policy.

O'Brien said that illegal immigration was one of the biggest issues of concern to district voters, proposing aggressive crackdowns.

With facts and figures outdated or omitted, you describe an aggressive "crackdown" by the city's traffic enforcement machinery.

Many patrol officers point to the aggressive crackdowns that cut crime but made them feel unpopular, even despised, in neighborhoods they helped make safer.

Also, many Palestinians feel that Israel's military is still waging an aggressive crackdown in Palestinian areas.

Despite its doubtful origins, the new junta pursued an aggressive internal crackdown and an expansionist foreign policy.

But the Democrats' case for an aggressive crackdown hinges on the assumption that mortgage discrimination is widespread.

The relationship has been especially strained since the Clinton Administration began an aggressive crackdown on violations of labor law in garment centers like Los Angeles.

As the United States has pushed for more aggressive crackdowns on suspected supporters of terrorism, foreign leaders have pushed back.