21.   According to the Mexican news agency Notimex, violence erupted when police officers enforced security measures to stop people from stealing boats to flee.

22.   After his visit, the Israeli-Palestinian violence erupted and Sharon was accused of a reckless provocation at a sensitive moment by many world leaders.

23.   After the violence erupted, Netanyahu indicated that he thought Arafat had incited the demonstrations.

24.   After the vote, violence erupted.

25.   But administrators know that such studies are of little comfort to parents who have learned that violence can erupt anywhere, at any moment.

26.   But he said the violence would have erupted eventually anyway.

27.   But no one can say when violence might erupt again.

28.   By now, violence is erupting in Algeria in an almost total information blackout.

29.   COUPS OR TERRORIST VIOLENCE Political violence can erupt unexpectedly, and not just in the obvious places.

30.   Despite criticism that the treaty was disintegrating when gang violence erupted, Rodriguez said he persisted.