You're a country. You have weapons and people to please. Your neighboring countries try to hide everything about themselves. This creates a threatening situation, does it not?
Assumption 1: a country has a duty to look out for its own population
Based upon that assumption, this country should have information about its surroundings and whether there are threats.
Assumption 2: a country has a duty not to threaten other countries which it is not at war with.
Based upon assumptions 1 and 2, said country should actively prove to other countries that it does not threaten them militarily, and they should be doing the same.
Assumption 1: a country has a duty to look out for its own population
Based upon that assumption, this country should have information about its surroundings and whether there are threats.
Assumption 2: a country has a duty not to threaten other countries which it is not at war with.
Based upon assumptions 1 and 2, said country should actively prove to other countries that it does not threaten them militarily, and they should be doing the same.