Apostolic Nuncio to India Salvatore Pennacchio will inaugurate the 125th celebrations of the Thrissur Archdiocese here on May 20. Thrissur Archbishop and president of the Kerala Catholic Bishop's Conference Mar Andrews Thazhathu announced this here on Tuesday. The celebrations will include religious and charity programmes. They will conclude next May. The Archdiocese was formed through a special proclamation of the then Pope Leo XIII in May 1887. Pope John Paul II had inaugurated the centenary celebrations of the Archdiocese in 1986.