Mezue ahịrịokwu na-esonụ: Ndị òtù Republican Brotherhood (IRB) nke Ireland na Fenian Brotherhood nke United States guzobere na Ireland na United States, n'otu n'otu, na 1858 site n'aka ndị òtù republican na-alụ ọgụ, gụnyere Young Irishers. Nke ikpeazụ a kewara gaa n'òtù dị iche iche mgbe ha haziri onwe ha
mwakpo ndị na-agaghị aga nke ọma na Canada site n'aka ndị agha Irish nke Agha Obodo America, na IRB malitere Clan na Gael dị ka onye nnọchi. N'Ireland n'onwe ya, IRB nwara nnupụisi agha na 1867 mana, ebe ọ bụ na ndị uweojii na-enyocha ya nke ọma, nnupụisi ahụ dara.