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
External relations of Guernsey aim is to "promote the harmonious and mutually beneficial development of the totality of relationships among the peoples of these islands". In September 2015 there was a meeting with Nicola Sturgeon. Guernsey has formed part of the British–Irish Council since it was formed in 1999, as does Northern Ireland. Meetings take place twice a year, in 2004, 2010 and 2014 the meetings have taken place in Guernsey. Its stated aim is to "promote the harmonious and mutually beneficial development of the totality of relationships among the peoples of these islands". Guernsey has entered into Tax Information Exchange Agreements with most