 Ramba uchiverenga ndima ino - Kubvira munenge muna 1600, nzvimbo idzi dzose dzave dzichibatanidzwa mune zvematongerwo enyika, dzichisvika pakakwirira muna 1801 pakagadzwa United Kingdom yeGreat Britain neIreland. Inenge zvikamu zvishanu muzvitanhatu zvechitsuwa cheIreland zvakabuda muUnited Kingdom muna 1921 seIrish Free State. Munhoroondo, hukama pakati penyika mbiri idzi hwakakanganiswa zvakanyanya nenyaya dzinobva munhoroondo yavo yakafanana uye inowanzonetsa, kuzvimiririra kweIrish Free State uye hutongi hweNorth Ireland. Izvi zvinosanganisira kupatsanurwa kweIreland nemitemo yekuparadzaniswa kweIreland, hukama hwayo hwebumbiro nemitemo kuUK mushure mekuzvimiririra, uye kutanga kwechisimba chezvematongerwo enyika muNorthern Ireland.. Mukuwedzera, mwero wakakwirira wezvekutengeserana pakati penyika mbiri idzi, nzvimbo yavo iri pedyo, nzvimbo yavo yakafanana sezvitsuwa muEuropean Union kusvikira kubuda kweBritain, mutauro wakafanana uye hukama hwepedyo hwetsika uye hwevanhu hunoreva kuti zviitiko zvematongerwe enyika munyika mbiri idzi zvinowanzotevedzana. 