Other incidents of alleged collusion between loyalists and the security forces include the McGurk 's Bar bombing , the 1972 and 1973 Dublin bombings , the Milltown Cemetery attack , the Cappagh killings , the Sean Graham bookmakers ' shooting , the Loughinisland massacre , and the murders of Robert Hamill , Rosemary Nelson , and Eddie Fullerton
Cappagh killings
1991 Cappagh killings
Ulster loyalism