United Kingdom wa Great Britain ndi Northern Ireland, wangoti United Kingdom kapena UK, ndi boma lolamulira ku Northern Europe. Ndi ufumu wadziko lapansi womwe uli ndi mayiko anayi: England, Wales, Scotland ndi Northern Ireland. Ndi membala wa European Union, United Nations, Commonwealth, NATO ndi G8. Ili ndi chuma chachisanu chachikulu padziko lonse lapansi.