The collapse of the Soviet Union and the breakup of Yugoslavia in the nineteen nineties challenged NATO's traditional position as a defensive alliance.

VOA: special.2009.04.04

But the statute is being challenged by the Kurdistan Workers Party in Turkey and the Tamil Tigers in Sri Lanka.

VOA: standard.2009.10.01

The president invited about and challenged them to help him find ways to put millions of Americans back to work.

VOA: standard.2009.12.04

All who organized and fomented [that unrest and played the game of our enemies must be challenged and confronted,he charged.

VOA: standard.2009.08.28

But SWAPO has been challenged by the emergence of a new party, the Rally for Democracy and Progress.

VOA: standard.2009.11.28

(Sound) On the program itself, Griffin was constantly challenged, as in this exchange, where he tries to explain his stance on immigration.

VOA: standard.2009.10.23

But some politicians say this legacy is being challenged, amid proposals to change the 1987 Constitution to allow a parliament system of government.

VOA: standard.2009.08.03

The lead plaintiff in the Chicago case,Otis McDonald, challenged the law after he said criminals broke into his home and made repeated threats.

VOA: standard.2010.06.29

Earlier this year, the president challenged the private sector to join with government in a nationwide effort to boost student achievement in science and mathematics.

VOA: standard.2009.11.24

He has challenged the administration's commitment to fighting terror in numerous speeches and interviews.

VOA: standard.2010.02.14

That view is challenged by Georgia State University professor Jennifer McCoy, who also serves as director of the Americas Program at the Carter Center in Atlanta.

VOA: standard.2009.07.03

But SWAPO is being challenged by a new party,the Rally for Democracy and Progress.

VOA: standard.2009.11.27

It's a tactic, it's not an end in itself, and I think that the only thing TV Marti has challenged is that Congress truly cares about the taxpayer money,".

VOA: standard.2009.06.18

Ridgway says working on the book challenged him intellectually and emotionally.

VOA: standard.2009.10.21

"I think people really like to be challenged when they go to the cinema and you watch it and you want to go back again and take more from it."

VOA: standard.2010.07.16

Those comments echo earlier assessments by analysts here in Seoul, who say Kim Jong Il's apparent stroke about a year ago challenged perceptions of his complete command of the North's government.

VOA: standard.2009.06.22

One of the most closely watched cases involves the rights of gun owners in the city of Chicago, where the city's ban on hand guns is being challenged by 2nd amendment advocates.

VOA: standard.2009.10.01

They are steps that are working." Bernanke says the Federal Reserve and other economic policy makers have been challenged by unprecedented events in the past few years, but his objective has not changed.

VOA: standard.2009.08.25