Puerto Ricans in the Vietnam War Cambodia from 1959 to April 30, 1975. Puerto Ricans served in different positions throughout the military as commanders, fighter pilots and common foot soldiers. Many of them distinguished themselves in combat and were awarded the highest honors conferred by the military. Five were awarded the Medal of Honor, the highest United States military decoration; five were awarded the Distinguished Service Cross (DSC), the second-highest military decoration of the United States Army; and two received the Navy Cross, the second-highest medal that can be awarded by the U.S. Navy. The Navy Cross is awarded to members of the U.S. Navy or
U-S-A! Show", where it may spontaneously and without apparent reason follow the show's standard cheer of "Jer-ry, Jer-ry!" and is also often delivered by Homer Simpson on "The Simpsons" as a celebration of almost anything, often accompanied by honking of his car's horn and flashing of its headlights. The chant is also used on "It's Always Sunny in Philadelphia" when the gang come up with a plan. U-S-A! "U-S-A!" is a chant of the United States of America's initials popular in expressing U.S. pride and supporting U.S. national sports teams. It is also used in other community events, such as at