Is it legitimate for governments to spend money on armaments, and also for people to get weapons to defend themselves?

Is it justifiable to buy and use armaments and defense weapons?

Nowadays we often hear governments talking about armaments and about the need to increase their production. In addition to this, in several countries owning a defense weapon is the rule for civilians. But how to consider this situation? Is it justifiable or not? Is all this legitimate in the eyes of God?

Is it legitimate for governments to spend money on armaments, and also for people to get weapons to defend themselves?

“It is something contrary to the principles of the Gospels because turning the other cheek means not to resist evil, not to feed it, but to let it completely cool down.  If there is no resistance there is no destruction, and there are more chances of defeating it, while resisting creates chain reactions that lead to the destruction of all the parties involved.”