History of Guernsey St Saviour, St Pierre du Bois, Ste. Marie du Catel, and the Vale. The loss of Normandy by King John in 1204 isolated the Channel Islands from mainland Europe. Each time England and France went to war over the coming centuries, trade to and from the Channel Islands was restricted or banned and even when not officially at war, the island was repeatedly attacked by continental pirates and naval forces. Fortifications were improved in the Channel Islands, manned by professional soldiers and the Guernsey militia who would help to defend the Island for the next 600 years. Service was compulsory
Guernsey While the jurisdiction of Guernsey has complete autonomy over internal affairs and certain external matters, the topic of complete independence from the British Crown has been discussed widely and frequently, with ideas ranging from Guernsey obtaining independence as a Dominion to the bailiwicks of Guernsey and Jersey uniting and forming an independent Federal State within the Commonwealth, whereby both islands retain their independence with regards to domestic affairs but internationally, the islands would be regarded as one state. Guernsey has ten parishes, which act as civil administration districts, with limited powers. Each parish is administered by a Douzaine, usually made