In 1869, James Jennett claimed the island for the US under the Guano Islands Act of 1856, but in 1972 a treaty was signed (ratified in 1981) which ceded U.S. claims to the island to Colombia.
James Jennett claimed the island for the US under the Guano Islands Act of 1856. This was in 1869. A treaty was signed (ratified in 1981) which ceded U.S. claims to the island to Colombia. This was in 1972.