1.   Confrontations between Protestant marching groups and Catholic protesters have sparked street violence for the past three summers and look certain to do so again.

2.   Donaldson is deputy grand master of the Orange Order, the main Protestant marching group.

3.   Protestant marching groups insist their parades should offend nobody since they simply celebrate the strength of their community and its pro-British, evangelical values.

4.   The Blackmen, as members of the marching group are called, denied they negotiated directly with the Catholic protesters, and urged the police to prosecute them all.

5.   The major marching group, the Orange Order, is vowing to defy a ban Sunday on a march that has inspired the worst violence in recent years.

6.   The seven-member commission was appointed by the British government to adjudicate between the Protestant marching groups and Catholic protest groups.