U.S. Marine Corps Col. Ryan Allen, commanding officer of Marine Air Control Group 48, Sgt. Melissa Rivas Casanova, walk with Chilean Marine Col. Francisco Cabezon Gonzalez through Expeditionary Advanced Base North, in Puerto Aldea, Chile, on Sept. 6, 2024, after a meeting about how the following days simulated amphibious raid practice will occur on Sept. 6, 2024, during UNITAS LXV. The simulated amphibious raid practice taking place on Sept. 7, 2024, is meant to prepare U.S. Marine Corps and Chilean units for the simulated raid taking place later on in the week. UNITAS, which is Latin for “unity”, was conceived in 1959 and has taken place annually since first conducted in 1960. This year marks the 65th iteration of the world’s longest running annual multinational maritime exercise. (U. S. Marine Corps photo by Lance Cpl. Payton Goodrich)