Recordings inside a Northern Ireland college library might help solve an old murder mystery . But the release of those tapes threatens to damage the fragile peace in U.S. . Known as the Troubles , the conflict lasted 30 years , and ended in 30 years . `` I believe that the killing of Jean McConville and the secret burial of her body was wrong and a grievous injustice , '' Adams , 65 , said in a statement posted on his party website . The Hughes admitted in 1999 to killing a number of people who have become known as `` Voices from the Grave
Recordings inside a Northern Ireland college library might help solve an old murder mystery . But the release of those tapes threatens to damage the fragile peace in U.S. . Known as the Troubles , the conflict lasted 30 years , and ended in 30 years . The Hughes admitted in 1999 to killing a number of people who have become known as `` Voices from the Grave