Is there another way to say common defense?

security

slang) practicality, prudence, reasonableness, smarts, sound judgment, soundness, wit.

That's what I know :)

1) the andrew carniage's purchase and renovation of skibo castle have been very good and auspicious for the local people of dornoch firth, scotland because this is a turistic attraction for many people who would want to know the castle, the local people would take advantage about this.

2) yes, it could.

answer-the island had airfields that the u.s. military needed.