Law of Guernsey and yet another in 1338 resulted in both the improved training of the militia and a Royal Charter of 1341 confirming the Islands' constitution, this Charter being ratified by successive sovereigns. The ratification by Elizabeth I of 1560 set out in detail the rights of the Bailiwick of Guernsey. A seal granted to the Channel Islands in 1279 and to each of Guernsey and Jersey in 1304 have become symbols of Guernsey's separate identity from both Jersey and the United Kingdom. The customary law of the Duchy of Normandy is particularly influential as a source of law. Norman law developed
Postage stamps and postal history of Guernsey the 1950s Guernsey used British regional stamps marked specifically for use in Guernsey but valid for postage throughout the United Kingdom. Guernsey has issued its own stamps since the creation of Guernsey Post, 1 October 1969. The Bailiwick of Guernsey incorporates Alderney, Herm and Sark which all used the Guernsey issues from 1969. From 1983 Guernsey began issuing specific stamps designated Alderney for use in that island which are also valid throughout the Bailiwick of Guernsey.. In 1998 postage stamps were issued without a price stated on the stamp, the terms "Local" and "UK" being used to distinguish the values.