A series of essays on the integration of Irish republicanism and socialism written by James Connolly in 1897. .
http://www.marxists.org/archive/connolly/1897/01/socnat.htm
Extensive archive of works by Connolly who was founder of the Irish Socialist Revolutionary Party, a trade union organiser, and a leader in the 1916 Easter Rising.
http://www.marxists.org/archive/connolly/index.htm