

They wintered for the first time at Dublin in 841-842 and in 842 ather large fleet arrived. In 841 they established a longphort at Annagassan in Louth and at Dublin and used these bases for attacks on the south and west.

The Vikings wintered for the first time on Lough Neagh in 840-41. Soon afterwards Vikings made their way up the Shann and the Erne and put a fleet on Lough Neagh. In 837 a fleet of sixty ships appeared on the Boyne and a similar fleet on the Liffey. In 836 the Vikings attacked the land of the Ui Neill of southern Brega and attacked the lands of Connacht. In 832 for instance, there were extensive plunderings in the lands of the Cianachta who lived near the sea in Louth. 830 Viking raids became more intense in Ireland. Intensified Raids and Settlements From c. They also took valuable objects but this was t their primary concern. The Vikings attacked the monasteries because they were rich in land, stock and provisions. Irish monasteries had become wealthy and politically important with considerable populations. Wars and battles between monasteries also occurred in Ireland before the coming of the Vikings. The burning of churches also was an integral part of Irish warfare. Attacks on Irish monasteries were common before the Viking Age. An average of one Viking raid a year can have caused great disorder or distress in Irish society. During the same time eighty-seven raids by the Irish themselves are recorded. In the first quarter century of Viking attacks only twenty-six plunderings by Vikings are recorded in the Irish Annals. The monastic city of Armagh was attacked three times in 832. By 823 the Vikings had raided around all the coast and in 824 the island monastery of Sceilg, off the Kerry coast, was attacked. In 811 a raiding party was slaughtered by the Ulaid and the following year raiding parties were defeated by the men of Umall and the king of Eoganacht Locha Lein. These attacks were difficult to defend but the Vikings were sometimes defeated. Attacks were usually on coastal targets Viking raid is recorded for areas further inland than about twenty miles. For the first four decades, 795-c.836, the raids followed a clear pattern of hit-and -run affairs by small, probably independent, free-booters. The Scottish island of Iona was also attacked in the same year. On the west coast the monasteries on Inismurray and Inisbofin were plundered possibly by the same raiders. The first recorded raid was in 795 on Rathlin Island off the coast of Antrim where the church was burned. These raiders came exclusively from Norway. At the end of the eighth century the first Viking raiders appeared in Irish waters.
