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
Decoration for Officers of the Royal Naval Volunteer Reserve crown and wide. It has a diameter ring suspender, formed of silver wire, which is attached to a small ring affixed to the top back of the decoration. The obverse has the royal cypher of the reigning monarch in silver-gilt, surrounded by a silver rope tied with a reef knot at the base and surmounted by a silver-gilt crown, which acts as the ribbon suspension. Five versions of the decoration have been awarded. The reverse is smooth and undecorated, usually with the year during which the decoration was awarded impressed on the back of the reef knot on decorations awarded