Ireland’s Population in “Serious Decline” before Vikings’ Arrival

It had been assumed that the Irish population saw a steady rise across the centuries until the Famine in the 1840s, but new estimates show there was a decline in population numbers for almost 200 years before the Vikings settled in Ireland in the 10th century.

Academics from Queen’s University Belfast (QUB) used rigorous archaeological data science algorithms to analyse a database of archaeological sites discovered during Ireland’s Celtic Tiger years, when there was a boom in motorway building and other developments.

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