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
International military decoration authorized by the US military the Secretary General of NATO and offered to the US Representative to NATO to recognize US service members who meet the eligibility criteria specified by NATO, so long as acceptance is approved by both the Secretary of Defense and the Secretary of State. NATO Medals may be awarded with a clasp that designates the operation for which the medal is awarded. United States military personnel may accept, but not wear the clasp. To date the following medals are the only NATO Medals authorized for acceptance and wear by US military personnel: The System of Cooperation Among the American Air Forces