Alderney late 300s, at above the island's only natural harbour. The etymology of the island's name is obscure. It is known in Latin as "Riduna" but as with the names of all the Channel Islands in the Roman period there is a degree of confusion. "Riduna" may be the original name of Tatihou, while Alderney is conjectured to be identified with "Sarnia". "Alderney"/"Aurigny" is variously supposed to be a Germanic or Celtic name. It may be a corruption of "Adreni" or "Alrene", which is probably derived from an Old Norse word meaning "island near the coast". Alternatively it may derive from
French immigration to Puerto Rico French immigration to Puerto Rico French immigration to Puerto Rico came about as a result of the economic and political situations which occurred in various places such as Louisiana (USA), Saint-Domingue (Haiti) and in Europe. Other important factors which encouraged French immigration to the island was the revival of the Royal Decree of Graces of 1815 in the later 1800s. The Spanish Crown decided that one of the ways to discourage pro-independence movements in Puerto Rico (and Cuba) was to allow Europeans who were not of Spanish origin and who swore loyalty to the Spanish Crown to settle in the