evidence: The United States claim was made on 22 November 1869 by James W. Jennett[16] under the provisions of the Guano Islands Act.[17] Most claims made by the U.S. over the guano islands in this region were officially renounced in a treaty with Colombia, dated September 1972.[18] However, Bajo Nuevo Bank was not mentioned in the treaty, and Article 7 of the treaty states that matters not specifically mentioned in the treaty are not subject to its terms. The United States considers the bank an insular area.[17][19] [...] - ^ a b "Acquisition Process of Insular Areas". United States Government, Department of the Interior. Archived from the original on 14 April 2012. Retrieved 13 January 2008. Lists Bajo Nuevo Bank as an insular area under U.S. sovereignty. - ^ (in Spanish) Treaty of exchange between Colombia and the United States, 1972 Archived 24 May 2011 at the Wayback Machine - ^ "Application of the U.S. Constitution" (PDF). United States Government, General Accounting Office. November 1997. Archived (PDF) from the original on 16 February 2008. Retrieved 13 January 2008. Page 39 states that U.S. sovereignty over Bajo Nuevo is disputed. "Currently, the United States conducts maritime law enforcement operations in and around Serranilla Bank and Bajo Nuevo consistent with U.S. sovereignty claims." This is the only archived document from this source that mentions Bajo Nuevo Bank as an insular area. [dead link]