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
History of Guernsey tons with crews of 8-20 men. In times of war, ships could be seized as prizes, the practice continuing in times of peace, against all nationalities, as piracy. In the mid-16th century, the island was influenced by Calvinist reformers from Normandy. During the Marian persecutions, three local women, the Guernsey Martyrs, were burned at the stake in 1556 for their Protestant beliefs. Two years later Elizabeth I came to the throne and Catholicism faded in Guernsey. The French and piracy were problems to trade with Guernsey in the 16th century, requiring English naval ships to keep them at bay. Guernsey