National defense is the sacred duty of the young and all other people.

The No. 1 purpose of the federal government is national defense.

There's no excuse for skimping on national defense when the country is at war.

I want to compliment The Heritage Foundation for its work on behalf of a strong national defense.

There is no plausible theory under which the record of the Pentagon Papers can be interpreted as relating to the national defense.

In the present imperialistic milieu there can be no wars of national self-defense.