Answer:
1. yes, this is justifiable because if someone is attacking you, you have to defend yourself.
2. Yes, even if the country is neutral, the people of that country should be protected against an invasion.
3. No, a lot of people die in wars and it isn't worth it just gor alliances.
4. No, war will not make your countru stronger in any way, it will just make things worse.
5. Yes, power and territory in other parts of the world will help your country gain influence if you are a good leader.
6. Yes, your country will not survive without certain resources.
7. No, a war will not prevent another war.