1.   Defiant party members openly challenged the leadership.

2.   He packed his government with nonentities, who would never challenge his leadership.

3.   He said that a rival to challenge the leadership of Chief Mangosuthu Gatsha Buthelezi, was set up and then deliberately brought down in order to promote Buthelezi.

4.   He was a relatively quiet member, taking diligent notes at meetings and never challenging the leadership.

5.   Long characterized as disaffected and apathetic, Japanese voters are themselves questioning and challenging their leadership as never before.

6.   Several speakers rose to challenge his leadership and demand that there be a change at the top.

7.   Speaking to reporters, Mahathir acknowledged for the first time that he felt that Anwar had begun to challenge his leadership.

8.   The downside of challenging leadership can be great.

9.   The union has a persistent core of opponents who constantly challenge its leadership.

10.   As party chairman for a quarter-century, Kohl has left no room for anyone who could challenge his leadership.