April 10, 1866Campobello New Brunswick Irish-American Fenians attack Campobello Island from Eastport, Maine
June 20, 1867Clan Na Gael, Irish revolutionary organization and the counterpart of the Irish Republican Brotherhood, is formed
June 17, 1867Birth of John Gregg, publisher and inventor of the Gregg shorthand system, in Rockcorry, Co. Monaghan
May 26, 1867Michael Barrett from Kesh, Co. Fermanagh is executed for his part in the explosion at Clerkenwell Gaol
April 10, 1867George William Russell (pseudonym A. E. Russell); poet, painter, writer, economist and mystic, is born in Lurgan, Co. Armagh
Ireland
Ireland