ONE night in January 1976, in Northern Ireland, a minibus was stopped by a band of masked, armed men. The passengers, all factory workers going home from work, knew something dreadful was about to happen. Catholics and Protestants were murdering each other in that country, and slaughter threatened anyone at all, even this group of workers.

They were forced out of the minibus. There on the roadside, they were lined up one by one. The execut