But they say some domestic groups have demonstrated the ability to use biological weapons, though not anthrax in particular.

Different governments have been eager to get their domestic terrorist groups put on the list.

Because such changes had a direct impact on certain domestic economic groups, they came to be seen as political risks for leaders.

The army generally categorized the types of weapons research it was doing into two basic groups, domestic and foreign.

What have we learned in the past 10 years about identifying and tracking domestic terrorist groups?

This domestic group that included a married couple and a woman with her child called domestic space into question.

He said the bombing was still being viewed as a terrorist act, but refused to say whether they were looking at any particular domestic groups.

"He was not involved with any terrorist group, foreign or domestic."

At its center is yet another detonated domestic group.

These choices probably matched the needs of particular domestic groups.