Postage stamps and postal history of the Gilbert and Ellice Islands Tuvalu. The Gilbert Islands issued stamps under that name before attaining independence on 12 July 1979 as the Republic of Kiribati. The first stamps of Kiribati were a pair issued on 19 November 1979 to mark the independence of the country. The Tuvalu Philatelic Bureau was established on 1 January 1976, which was the day the Gilbert and Ellice Islands colony was dissolved and Tuvalu established as a separate British dependency. The first stamp issue was a set of provisional overprinted definitive stamps and a commemorative set of three stamps. The first postage stamp cancellation devices were put into use
Endemism in the Hawaiian Islands was critical to the formulation of his theory of evolution is far exceeded in the more isolated Hawaiian Islands. The relatively short time that the existing main islands of the archipelago have been above the surface of the ocean (less than 10 million years) is only a fraction of time span over which biological colonization and evolution have occurred in the archipelago. High, volcanic islands have existed in the Pacific far longer, extending in a chain to the northwest; these once mountainous islands are now reduced to submerged banks and coral atolls. Midway Atoll, for example, formed as a volcanic