Four important components of traditional notion of security are
a. Security policy is concerned with preventing war which is called deterrence.
b. If the war has already started, then nation fight against the enemy and defend them.
c. Balance of power is a third component of traditional notion of security and the best way of maintaining balance of power is to build up one’s military powers. Nations even try to cultivate close friendship with their enemy’s enemy.
d. Alliance building is another traditional component of security. For example, the NATO established by US and the WARSAW pact created by the USSR.
