

John Philip Holland - Irish inventor and developer of the modern submarine, born
John Philip Holland (1841-1914) was born in Liscanor, County Clare, Ireland in 1841. His brother Michael was active in the Fenian Brotherhood and introduced the inventor to the revolutionary group. Holland and the Fenians conceived a plan to develop a
ireland

John Philip Holland, inventor and developer of the modern submarine, born in Co. Clare
John Philip Holland (Irish: Seán Pilib Ó hUallacháin/Ó Maolchalann) (24 February 1841 – 12 August 1914) was an Irish engineer who developed the first submarine to be formally commissioned by the US Navy, and the first Royal Navy submarine, Holland 1
ireland

James Armour, Presbyterian minister and political activist, is born
James Brown Armour was born at Lisboy, near the town of Ballymoney, on 20 January 1841. In 1869 Armour was appointed minister at Second Ballymoney (known as Trinity) Presbyterian Church, where he served until his retirement in 1925.
ireland

John Russell Young, journalist in American Civil War, from Co. Tyrone, born
John Russell Young (November 20, 1840 – January 17, 1899) was an American journalist, author, diplomat, and the seventh Librarian of the United States Congress from 1897 to 1899. He was invited by Ulysses S. Grant to accompany him on a world tour for purposes of recording the two-year journey, which he published in a two-volume work.
ireland

The Repeal Association is founded by Daniel O'Connell
The Repeal Association was an Irish mass membership political movement set up by Daniel O’Connell in 1830 to campaign for a repeal of the Acts of Union of 1800 between Great Britain and Ireland.
ireland

Myles Keogh in Leighlinbridge, Co. Carlow, born
Myles Walter Keogh (25 March 1840 – 25 June 1876) was an Irish soldier. He served in the armies of the Papal States during the war for Italian unification in 1860, and was recruited into the Union Army during the American Civil War, serving as a cavalry officer, particularly under Brig. Gen. John Buford during the Gettysburg Campaign and the three-day Battle of Gettysburg.
ireland

St. Clair Mulholland, Union Civil War General and Medal of Honor winner, is born in Lisburn, Co. Antrim
St. Clair Augustine Mulholland (April 1, 1839 – February 17, 1910) was a colonel in the Union Army in the American Civil War who later received the brevets of brigadier general of volunteers and major general of volunteers and the Medal of Honor for gallantry in action at the Battle of Chancellorsville.
ireland