May

Truce between the confederates and Inchiquin; its adherents are excommunicated by Giovanni Rinuccini, papal nuncio to the confederates

May 20, 1648

James Lind began a controlled experiment which demonstrated that citrus fruits could prevent scurvy

May 20, 1747

Sir Eyre Coote, the younger; soldier, MP, and governor of Jamaica, born

May 20, 1759

An Act amalgamates the county constabulary and Peace Preservation Force into a centralized police force, the Irish Constabulary

May 20, 1836

De 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 election

May 20, 1922

The opening hours of Irish public houses are restricted by the Intoxicating Liquor Act

May 20, 1927

Amelia Earhart takes off from Newfoundland for Ireland on the anniversary of Charles Lindberghs famous

May 20, 1932

Battle of Nechtansmere, Northumbrian invasion of Scotland defeated by Pictish King Bruide

May 20, 685

The Battle of Dunnichen (Welsh Linn garan) or Battle of Nechtansmere was fought between the Picts and Northumbrians on May 20, 685, near Forfar, Angus.

Battle of Dunnichen, the Picts stopped the advance northwards of the Angles of Northumbria

May 20, 685

Lord Deputy Thomas Wentworth imposes the Black Oath of loyalty to Charles I on all Ulster Scots over the age of 16

May 21, 1639

In 1639, Thomas Wentworth, 1st Earl of Strafford, who was the Lord Deputy of Ireland under King Charles I, imposed what became known as the “Black Oath” on the Ulster Scots population in …

James Graham, (Montrose), Scottish royalist commander, executed by Cromwellian government

May 21, 1650

James Graham, 1st Marquess of Montrose (1612 - 21 May 1650), was a Scottish nobleman and soldier, who initially joined the Covenanters in the Wars of the Three Kingdoms, but subsequently supported …

Count Daniel O'Connell, a soldier in French and British services, is born in Derrynane, Co. Kerry

May 21, 1745