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

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

VOA: standard.2009.11.27

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