Na 1800, ndị British na Irish nzuko omeiwu gafere ihe Act nke Union na malitere ịdị irè na 1 January 1801 na n'otu Great Britain na Ireland n'ime otu ala, mara dị ka "United Alaeze nke Great Britain na Ireland". George ji ohere ịhapụ aha "eze nke France", nke English na British Ọkaakaa nọgidere na-enwe kemgbe ọchịchị nke Edward III. Ọ na-atụ aro na George ịmụta aha "Emperor nke British Isles", ma ọ jụrụ. Dị ka akụkụ nke ya Irish iwu, Pitt zubere iji wepụ ụfọdụ iwu nkwarụ na metụtara Katọlik.
Afọ 1798