http://www.yourirish.com/history/medieval/vikings-invade-ireland
Time line of Vikings in Ireland
- 795AD – The Vikings arrived in Ireland and performed small raids
- 806AD – The Vikings raided Iona Abbey, all 68 occupants were killed
- 832AD – 120 Viking ships arrived in Ireland’s north eastern coasts
- 836AD – The Vikings began to attack deeper inland
- 841AD – Dubhlinn (Dublin) was created as a Viking settlement
- 856AD – The Vikings created a settlement near Cork
- 848AD – The Viking army are defeated in Sligo, Kildare, Cashel and Cork
- 850AD – The Vikings created the settlement of Waterford
- 851AD – Battle at Dundalk bay between Norse and Danish Vikings takes place
- 852AD – Armagh is destroyed by Vikings
- 869AD – King of Connaught defeated the Norwegian Vikings near Drogheda
- 902AD – The Irish attacked and drove the Vikings from Dublin into Wales
- 914AD – Large Viking Fleets arrived at Waterford. Settlements in Limerick and Wexford were built
- 915AD – The Vikings attacked Dublin and regained control from the Irish
- 928AD – Viking Massacre at Dunmore Cave in Kilkenny
- 976AD – Brian Boru becomes King of Munster
- 980AD – The Battle of Tara
- 999AD – Brian Boru defeats the Vikings
- 1002AD – Brian Boru becomes High King of Ireland
- 1005AD – Máel Mórda mac Murchada begins to rebel against Brian Boru
- 1014AD – Battle of Clontarf – Brian Boru & Máel Mórda mac Murchada are killed