Politics in the British Isles the understanding of a Europe that exists in a range of configurations; from large scale political union, to provinces, dependencies, and micro-nationalist regions (such as Cornwall), each with their contribution and presence; Reconsider relations across our island grouping in light of issues regarding the management and use of the environment." Politics in the British Isles The British Isles comprise two sovereign states, Republic of Ireland and the United Kingdom, and three dependencies of the British Crown, Guernsey, Jersey and the Isle of Man. Ireland is a unitary state and a republic. Since 1998, it shares certain common institutions with Northern
Invasions of the British Isles Invasions of the British Isles Invasions of the British Isles have occurred throughout history. Various sovereign states within the territorial space that constitutes the British Isles were invaded several times; by the Romans, Germanic peoples, Vikings and Norsemen that came from Sweden, Denmark and Norway, the French and the Dutch. Before the Romans came to Britain, and with them the advent of written records of the region, the majority of Britain was Celtic. How and when these peoples arrived in the British Isles is a matter of much conjecture; see Celtic settlement of Great Britain and Ireland for more details.