Expanded History
History of Kiribati
From antiquity to the modern era — the historical eras, key events, and narrative that shaped Kiribati.
Overview
The I-Kiribati people settled what would become known as the Gilbert Islands between 1000 and 1300 AD. Subsequent invasions by Fijians and Tongans introduced Micronesian and Polynesian elements to the Micronesian culture, but extensive intermarriage has produced a population reasonably homogeneous in appearance and traditions. European contact began in the 16th century. Whalers, slave traders, and merchant vessels arrived in great numbers in the 1800s, fomenting local tribal conflicts and introducing often fatal European diseases.
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Historical Eras
The major periods of {country}’s history at a glance.
Ancient Settlement
1000 – 1606
Micronesian peoples settled the Gilbert Islands between 1000 and 1300 AD, establishing the foundational I-Kiribati culture. Subsequent waves of Fijian and Tongan invaders introduced Polynesian elements, and extensive intermarriage gradually produced a population homogeneous in language, custom, and appearance. By the time of first European contact in the early 16th century, a distinct and resilient island society had long been established.
European Contact
1606 – 1892
European whalers, slave traders, and merchant vessels arrived in increasing numbers through the 18th and 19th centuries, introducing fatal diseases and stoking inter-tribal conflicts. The islands were named the Gilbert Islands in 1820 after British naval captain Thomas Gilbert, and the first permanent European settlers arrived in 1837. The resulting social disorder prompted Britain to impose a formal protectorate over the Gilbert and Ellice Islands in 1892.
British Colonial Era
1892 – 1941
Following the 1892 protectorate declaration, Britain annexed Banaba (Ocean Island) in 1900 upon discovery of valuable phosphate deposits, and formally constituted the Gilbert and Ellice Islands Colony in 1916. The Line and Phoenix Islands were incorporated piecemeal over the following two decades. Between 1957 and 1962, Britain conducted a series of hydrogen bomb test explosions in Kiribati waters, exposing islanders to nuclear fallout.
World War II
1941 – 1945
Japan seized the Gilbert Islands in 1942, establishing heavily fortified positions across the archipelago. In November 1943, U.S. Marines launched a ferocious assault on Tarawa Atoll, suffering catastrophic casualties in some of the Pacific War's bloodiest fighting. The Battle of Tarawa proved a pivotal turning point in the Central Pacific campaign and left a lasting imprint on the islands' landscape and collective memory.
Path to Independence
1945 – 1979
Britain gradually expanded self-governance in the islands from the 1960s onward. In 1975 the Ellice Islands separated from the colony, becoming the independent nation of Tuvalu in 1978. The Gilbert Islands achieved internal self-government in 1977 and became the fully independent Republic of Kiribati on July 12, 1979, with the United States simultaneously relinquishing claims to the Phoenix and Line Islands by treaty.
Independent Republic
1979 – present
Kiribati's post-independence political life was shaped by its unique parliamentary-presidential system and a strict three-term presidential limit. Ieremia Tabai, the nation's first president, served from 1979 to 1991, followed by Teburoro Tito (1994–2003) and Anote Tong, whose contested 2003 election was upheld by an Australian judge. Admitted to the United Nations in 1999, Kiribati has since gained international prominence as a frontline state facing existential threat from climate-change-driven sea level rise.
Timeline Preview
The first 7 key events. View the full chronology on the timeline page.
1820
Named the Gilbert Islands, after British naval captain Thomas Gilbert.
Named the Gilbert Islands, after British naval captain Thomas Gilbert who came across a number of the islands in 1788 when sailing from Australia to China.
1837
First Europeans settled.
First Europeans settled.
1892
Britain declared protectorate over Gilbert Islands.
Britain declared protectorate over Gilbert Islands.
1916
The Gilbert and Ellice Islands Colony is formed.
The Gilbert and Ellice Islands Colony is formed. Over the next twenty years other island groups in the area, including the Line Islands and the Phoenix Islands, are added to the colony.
1942 – 1943
Japanese occupation.
Japanese occupation.
1957 – 1962
The Britisdh conducted test explosions of Hydrogen Bombs in Kiribati waters.
The Britisdh conducted test explosions of Hydrogen Bombs in Kiribati waters.
1979
The Gilbert Islands become an independent republic.
The Gilbert Islands become an independent republic within the Commonwealth under the name of Kiribati. Ieremia Tabai becomes president.

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