The U.S. Coast Guard conducts maritime counter-narcotics operations by deploying ships, aircraft, and tactical teams and by collaborating with international partners to interdict vessels transporting drugs from Central and South America.
October 15, 2025
high
operational
General description of assets and international collaboration used in maritime drug interdiction efforts targeting trafficking routes from Central and South America.
In 1492 Christopher Columbus sailed to what is now the Bahamas believing he had reached Asia; he subsequently made three additional voyages to South America, Central America, and the Caribbean and did not reach what is now the United States.
January 01, 1492
high
temporal
Summary of Columbus's voyages and their geographic scope.
La Niña is commonly associated with heavier-than-normal rains in Indonesia, the Philippines, parts of Australia, Central America, northern South America, and southeastern Africa, and with drought conditions in the Middle East, eastern Argentina, eastern China, Korea, and southern Japan.
high
impact
Typical regional precipitation and drought patterns linked to La Niña.