May 17, 1650Cromwells Army Is Defeated in the Second Assault on Clonmel, Suffering Its Heaviest Losses
May 17, 1917General French, Acts on Mistaken Information That Sinn Féin Is Implicated in a Pro-German Plot and Has Most of the Leaders Arrested
May 17, 1938The Marquess of Bute Sold Half of the City of Cardiff for £20 Million, at That Time the Biggest-Ever British Property Deal