On May 2, 1896, U.S. Marines landed in Corinto to protect American interests during political unrest.
On January 25, 1922 the USS Galveston landed a detachment of U.S. Marines at Corinto, to reinforce the Managua legation guard during a period of political tension.
While supporting the Contra war against the Sandinista government in the 1980s, U.S. Forces mined the Port of Corinto. On October 10, 1983, an attack destroyed 3.2 million US gallons (12,000 m3) of fuel. It is believed that this attack was directed by the CIA and carried out by U.S. Navy Seals.