Gilbert and Ellice Islands of Makin that commenced on 20 November 1943. Colonel Fox-Strangways, was the Resident Commissioner of the Gilbert and Ellice Islands Colony in 1941, who was located on Funafuti. After World War II, the colony headquarters was re-established on Tarawa, first on Betio islet and subsequently on Bairiki islet. By the Tokelau Act of 1948, sovereignty over Tokelau was transferred to New Zealand. The five islands of the Central and Southern Line Islands were added to the colony in 1972. The Tuvaluans were concerned about their minority status in the Gilbert and Ellice Islands Colony. In 1974, ethnic differences within the
Geology of the Pacific Ocean existed. In a remote region of the central Pacific Ocean, at the southeastern section of the Gilbert Islands, a major swarm of intraplate earthquakes occurred between December 1981 and March 1983, with no prior seismicity having been reported in this region previously. Another swarm was detected on the Queen Charlotte Islands fracture zone in August–September 1967. The Pacific Ocean contains several long seamount chains, formed by hotspot volcanism. These include the Hawaiian–Emperor seamount chain, the Tasmantid Seamount Chain, the Lord Howe Seamount Chain and the Louisville Ridge. Geology of the Pacific Ocean The Pacific Ocean evolved in the Mesozoic from