Alderney the States of Guernsey. Guernsey became responsible for providing many government functions and services. The 20th century saw much change in Alderney, from the building of the airport in the late 1930s to the death of the last speakers of the island's Auregnais language, a dialect of the Norman language. The economy has gone from depending largely on agriculture to earning money from the tourism and finance industries. E-commerce has become increasingly important, and the island hosts the domain name registry for both Bailiwicks and dozens of gambling website operators. Alderney has a full regulatory authority in operation. As a
Bailiwick of Guernsey was introduced above the "fiefs" and below the "Eschequier" Court in Rouen and comprised the Bailiff and four Knights; the court heard appeals and tried criminal cases. Otton de Grandson, then the Governor of the Islands, delegated the civil powers to two separate bailiffs for Guernsey and Jersey before he went on the Second Crusade to the Holy Land in 1290. This can be assessed as the date of first creation of the two Bailiwicks. Situated around , Alderney, Guernsey, Herm, Sark, and some other smaller islands together have a total area of and coastlines of about . Elevation varies