How did medieval Ireland come to have 150 kings at the same time? Who were the gallowglass? What is Brehon law, and why is it so influential in our understanding of the country in the Middle Ages? Speaking to Emily Briffett in this 'Everything you wanted to know' episode, Professor Seán Duffy answers your top questions on Ireland during the Middle Ages.

The HistoryExtra podcast is produced by the team behind BBC History Magazine.
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