One of the criteria that I think is important in deciding when and if we should ever get involved around the world is whether or not our national security interest is involved, if we can really make the difference with military forces. We tried everything else.
Can we infer the following?
The speaker believes that military force is a last resort.

Select from the following.
(I). Yes
(II). It's impossible to say
(III). No
The answer is:
(II).