In your opinion is it fair for one country to come into another country and take their resources in times of peace?

No, it is not fair.

Explanation:

No, it is not fair for one country to come into another country and take their resources in times of peace.

This is because such action or process is known as a form of Imperialism or Colonialism in which it causes so many negatives to the country whose resources have been taken over. Such negatives include:

It harms the cultures, and cause disunity among the natives.

It impoverishes the native country.

It increases dependence on the native country

It weakens the economy of the native country.

do you have a list of sources to choose from?

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.