1.   Her allegations have touched off widespread criticism of Albert Hale in the Navajo Nation.

2.   Her resolution followed a similar effort in the Oakland Unified School District that touched off a nationwide controversy.

3.   It also enhanced the national rivalries that would eventually touch off the First World War.

4.   It was these national rivalries that eventually touched off the First World War.

5.   The accident touched off a wave of rioting that spread throughout the occupied territories.

6.   The change in instrumentation thus touched off an explosion of information.

7.   The disaster in Rangoon had touched off an extensive reorganization of the bureaucracy dealing with North-South and international affairs.

8.   When his hand touched the elevator signal it touched off the tiniest spark of static electricity.

9.   The incident had touched off a wave of rioting that spread throughout the occupied territories.

10.   Is the massacre likely to touch off a new round of violence?