21.   Catholic demonstrators led by paroled IRA activists tried last year to block several Protestant parades that passed near or through Catholic turf.

22.   Catholic opposition to traditional pro-British Protestant parades triggered widespread rioting last July and threatens to do so again.

23.   Catholic militants fought with police and torched vehicles Saturday in protest against controversial Protestant parades across Northern Ireland.

24.   Commission bans contentious Protestant parade.

25.   Divisive Protestant parades, met by organized Catholic opposition, have triggered street violence in Northern Ireland for the past four summers.

26.   Divisive Protestant parades, met by organized Catholic opposition, have inspired violence in Northern Ireland the past four summers.

27.   Dozens of rioters hurled stones and firebombs at police early Thursday, hours before the start of hundreds of Protestant parades across the troubled province.

28.   Dozens of rioters hurled stones and firebombs at police early Thursday, hours before the start of Protestant parades across the troubled province.

29.   In Portadown, police were attacked with gasoline bombs after separating opposing factions before a Protestant parade.

30.   Militants hijacked and burned cars in several Belfast neighborhoods as anger over restrictions on traditional Protestant parades flared into violence for the second straight week.