1.   A national debate is now raging over the level of youth crime.

2.   But a national debate on architecture at this level is as banal as it is unhelpful.

3.   Clearly not all teachers are in a position to make significant contributions to national debate.

4.   It is time to start a national debate on the future of the health service.

5.   Republicans, battered as they are in the public opinion polls, succeeded in dramatically transforming the terms of the national debate.

6.   Since then, she has become a lightning rod for a national debate on immigration.

7.   The abandonment of separate education, peculiarly enough, has occurred without any visible national debate.

8.   The capital gains tax controversy coincides with another heated national debate affecting white people.