to throw oneself into the posture of defence
正当防衛で
an organization of defenders that provides resistance against attack
a communications network for defence, called a {defence microcircuit}
any organization whose responsibility it is to defend against something
a defense mechanism by which your true motivation is concealed by explaining your actions and feelings in a way that is not threatening
The outlook for the defense program is dismal.
Concerning the defense policy of Japan, there is a very wide diversity [variety] of opinions both at home and abroad.
the viewpoint that Japan depends on the U.S.-Japan Security Treaty and thereby can keep defense spending low
Why was the Japan Defense Agency upgraded to the Japanese Ministry of Defense?