In 1214, the dioceses of Glendalough and Dublin were united and from that time onwards, the cultural and ecclesiastical status of Glendalough diminished.
The dioceses of Glendalough and Dublin were united. This was in 1214. The dioceses of Glendalough and Dublin were from that time onwards. This was in 1214. That time onwards were the cultural and ecclesiastical status of Glendalough. This Glendalough was diminished.