Events for May 20May 20, 1311The war of the O'Briens of Thomond escalates as the Norman-Irish become involved on both sidesRead MoreMay 20, 1922De Valera and Collins agree to a pact whereby a national coalition panel of candidates will represent the pro and anti Treaty wings of Sinn Féin throughout Ireland in the forthcoming general electionRead MoreMay 20, 1759Sir Eyre Coote, the younger; soldier, MP, and governor of Jamaica, bornRead MoreMay 20, 1747James Lind began a controlled experiment which demonstrated that citrus fruits could prevent scurvyRead More