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Agaña(ägä`nyä), city (2010 pop. 1,051), capital of the island of GuamGuam
, Chamorro Guåhan, officially Territory of Guam, the largest, most populous, and southernmost of the Mariana Islands (see also Northern Mariana Islands), an unincorporated territory of the United States (2010 pop. 159,358), 209 sq mi (541 sq km), W Pacific.
..... Click the link for more information. , W Pacific, in the Mariana Islands. It is the administrative center of Guam, and many of the city's economic activities are related to the provision of goods and services to the large U.S. military bases on the island. Tourism, especially from Japan, also is a major industry. A museum of Guam's history is there. Completely destroyed in World War II, Hagåtña was subsequently rebuilt. Formerly known as Agaña, the name of the city was officially changed to its Chamorro form in 1998.