(FILES) File picture of  British Prime Minister Tony Blair (R), US Senator George Mitchell (C) and Irish Prime Minister Bertie Ahern (L) smiling on April 10, 1998, after they signed an historic agreement for peace in Northern Ireland, ending a 30-year conflict. The Good Friday Agreement signed 10 years ago, was approved by a referendum. The agreement was promoted to the nationalist community as delivering civil rights, inclusive government, recognition of their Irishness, and a peaceful route to Irish reunification.        AFP       PHOTO      DAN CHUNG/POOL/FILES (Photo credit should read DAN CHUNG/AFP/Getty Images)