U.S. Marines Corps 1st Lt. David Powell, an assault amphibian vehicle commander with 4th Amphibious Assault Battalion, 4th Marine Division, guards the perimeter of a UH-1Y Venom landing zone during riverine operations training on the Río Sinú during UNITAS LXIV near Base de Entrenamiento de Infantería de Marina in Coveñas, Colombia, July 14, 2023. Through event-driven scenarios, UNITAS provides unique training opportunities both at sea and ashore in challenging and uncertain environments to conduct joint maritime operations through the execution of surface, air, amphibious and electronic warfare operations that enhance warfighting proficiency and increase interoperability among participating naval and marine forces. - U.S. Marines Corps 1st Lt. David Powell, an assault amphibian vehicle commander with 4th Amphibious Assault Battalion, 4th Marine Division, guards the perimeter of a UH-1Y Venom landing zone during riverine operations training on the Río Sinú during UNITAS LXIV near Base de Entrenamiento de Infantería de Marina in Coveñas, Colombia, July 14, 2023. Through event-driven scenarios, UNITAS provides unique training opportunities both at sea and ashore in challenging and uncertain environments to conduct joint maritime operations through the execution of surface, air, amphibious and electronic warfare operations that enhance warfighting proficiency and increase interoperability among participating naval and marine forces.

Secretary of the Navy Ray Mabus promotes Lance Cpl. Zachary Yerian and Lance Cpl. Marshall Hardin, 1st Battalion, 23rd Marines, on his visit to the LSDH Sargento Aldea in support of Partnership of the Americas 2014. POA 14 is designed to enhance joint and combined interoperability, increase the combined capability to execute Amphibious Operations, Peace Support Operations, and Humanitarian Assistance/Disaster Relief missions, and further develop strong and lasting relationships the U.S. Marine Corps has established with partner nations' naval infantries/marine corps. - Secretary of the Navy Ray Mabus promotes Lance Cpl. Zachary Yerian and Lance Cpl. Marshall Hardin, 1st Battalion, 23rd Marines, on his visit to the LSDH Sargento Aldea in support of Partnership of the Americas 2014. POA 14 is designed to enhance joint and combined interoperability, increase the combined capability to execute Amphibious Operations, Peace Support Operations, and Humanitarian Assistance/Disaster Relief missions, and further develop strong and lasting relationships the U.S. Marine Corps has established with partner nations' naval infantries/marine corps.