Are you talking about the National Defense Medal? If so it shows the person awarded it served on active duty during a time of conflict. Includes the Korean War, the Vietnam Conflict, the First Gulf War and the current conflicts in Iraq and Afghanistan.
None. Unless you graduate during a time of war, in which you get the national Defense ribbon.
NSA stands for National Security Agency, which monitors communication systems as a defense precaution.
Merchant Marine Defense Bar was created on 1944-08-24.
Dolphin is the national marine animal of India.
Marine National Bank was created in 1908.
The Vaquita is the national marine mammal of Mexico.
National defense is the job of the federal government.
National Defense - Poland - was created in 1936.
In Defense of the National Interest was created in 1951.
Council of National Defense was created in 1916.
Council of National Defense ended in 1921.
The Myth of National Defense was created in 2003.