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- Kwajalong
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Kwajalein Atoll
island, Marshall Islands
Also known as: Kwajalong Atoll
Kwajalein Atoll, coral formation in the Ralik (western) chain of the Republic of the Marshall Islands, in the west-central Pacific Ocean. The string of some 90 islets has a total land area of 6 square miles (16 square km) and surrounds the worldâs largest lagoon (655 square miles [1,722 square km]). The islets of Kwajalein, Roi, and Namur were the first of the Marshall Islands captured by U.S. troops in World War II. The atoll serves as a seaport, an air stop, and a U.S. military missile-testing site. Pop. (1999) 10,903; (2011) 11,408.
The Editors of Encyclopaedia Britannica This article was most recently revised and updated by Lorraine Murray.
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