Their main tasks include assisting marine and naval infantry forces in Latin America, humanitarian relief, peacekeeping, and counter-terrorism.

[1] The U.S. Marine Corps has a long history in Latin America and the Caribbean,[1] and in the late 19th and early 20th centuries it participated in the Banana Wars in this region.

[3] The Raid of Nassau in March 1776 was the first amphibious operation by Continental Marines, taking place in the Bahamas during the American Revolutionary War.

In both countries Marines helped set up and served as officers in local security forces, including the Haitian Gendarmerie and the Dominican National Guard.

The current objectives of MARFORSOUTH include the training of Latin American marines and naval infantry, providing disaster relief, and counter-terrorism.