Truk Islands

a group of islands in the W Pacific, in the E Caroline Islands: administratively part of the US Trust Territory of the Pacific Islands from 1947; became self-governing in 1979 as part of the Federated States of Micronesia; consists of 11 chief islands; a major Japanese naval base during World War II. Pop: 53 381 (2006). Area: 130 sq km (50 sq miles)