11.   Police also clashed with rioters who tried to vandalize a Caltex building in December.

12.   Police clash frequently in Jerusalem with male members of the ultra-Orthodox community, who protest at digs and other sites which they believe disgrace Jewish law.

13.   Police clash with hundreds of human rights protesters.

14.   Police clashed overnight with Protestants protesting for the right to march through a hostile Catholic enclave.

15.   Police clashed Sunday with opposition demonstrators demanding freedom of press in the former Soviet republic and the resignation of its hard-line president.

16.   Police clashed throughout the day with protesters around the Congress building in Valparaiso and in several other cities.

17.   Police clashed with demonstrators marching for Basque independence in this northern Spanish city Saturday, injuring several people, news reports said.

18.   Police clashed with demonstrators outside a NATO base late Thursday, in the latest violent protests against alliance airstrikes in Yugoslavia.

19.   Police clashed with fire bomb-throwing youths in northern Spain during protests Sunday against the alleged death-squad killings of two Basque separatists, news reports said.

20.   Police clashed with hundreds of Fortuyn supporters near Parliament while the Cabinet held talks on the uncertain future of the upcoming elections.