History of Dublin After the Anglo-Normans taking of Dublin in 1171, many of the city's Norse inhabitants left the old city, which was on the south side of the river Liffey and built their own settlement on the north side, known as Ostmantown or "Oxmantown". Dublin became the capital of the English Lordship of Ireland from 1171 onwards and was peopled extensively with settlers from England and Wales. The rural area around the city, as far north as Drogheda, also saw extensive English settlement. In the 14th century, this area was fortified against the increasingly assertive Native Irish – becoming known as The
Delvin River February to September. Trout fishing is usually catch a release; spinner reel fishing on one shore is allowed. Most trout are in the 2 pound range. Rivers of Ireland Delvin River The River Delvin () is a river of north County Dublin, about long and forming much of the Dublin-Meath boundary. It is largely under the responsibility of Fingal County Council, sometimes shared with Meath County Council. The Delvin rises north west of the village of Garristown, from which Garristown Stream joins it, and flows in a north easterly direction, forming much of the Dublin-Meath county boundary. It passes just