For each period, a background is given of the general situation in Sweden and the world, the nature of the threat and how the Swedish defence policy and defence industry responded to that threat.
Ee Wakhti kasta, taariikhda laga bixiyay xaaladda guud ee Iswiidhan iyo aduunka, handadaadda noolasha iyo sida qaybaha difaaca iyo siyaadda difaaca ee Iswiidhan uga jawaabtay handadaadda.