Luck of the Vikings: Their Arrival Reversed Ireland's Decline, Say Archaeologists

Study debunks notion that Ireland had been populous when the Nordic migrants arrived in the 10th century: The island had been in decline for 200 years by then

Medieval Ireland's population had been shrinking for 300 years by the time the Vikings arrived in the 10th century C.E., a new study published in the Journal of Archaeological Science contends. The conclusion contradicts the widespread assumption that the island had been in a state of growing expansion and progression ahead of the Vikings' arrival.

The research, led by Rowan McLaughlin at Queen’s University Belfast, began from census records, genetic analyses of the Irish and the historic record – including the Norse settlement of the island in the 9th and 10th centuries C.E. It sought archaeological data to back the findings. To this day, as previous studies have found, the Irish have a small component of Viking ancestry.

Read the rest of this article...