I.

Introduction

American Samoa, unincorporated territory of the United States, formed by a group of seven islands in the southern Pacific Ocean, comprising Tutuila, on which a US naval station is located; the Manua group, consisting of Tau, Olosega, and Ofu; Aunuu; Rose Island; and Swains Island. Privately owned Swains Island and uninhabited Rose Island are coral atolls; the other islands are mountainous and of volcanic formation. Tutuila is the largest island of the group, covering an area of about 143 sq km (55 sq mi) and with a population of 45,043 (1990). Pago Pago, on Tutuila (2001 estimate population 15,000), is the seat of government of American Samoa and has one of the finest harbours in the South Pacific. Area: 195 sq km (75 sq mi); the population is 57,663 (2007 estimate).