(1) the term insular area means any of the following: American Samoa, the Federated States of Micronesia, Guam, the Marshall Islands, the Northern Mariana Islands, the Trust Territory of the Pacific Islands, and the Virgin Islands;

(2) the term disaster means a declaration of a major disaster by the President after September 1, 1989, pursuant to section 5170 of this title; and

(3) the term Secretary means the Secretary of the Interior.