April 18, 1690Five Regiments of Irishmen Sail for France and Form the Nucleus of Frances Irish Brigade
April 18, 1792Langrishes Catholic Relief Act Allows Catholics to Practice Law, and Protestants and Catholics to Intermarry
April 18, 1870Birth in Dublin of Robert Tressell, Born Noonan, Author of the Ragged Trousered Philanthropists