Which one is correct?

That's what I thought as well. But I have seen the first one being used a lot too. What's up with that?

And when we say "the military hospitals in this country" we refer to all hosptials in a specific country right?

Anonymouswhen we say "the military hospitals in this country" we refer to all hosptials in a specific country right?

Right.

Anonymous But I have seen the first one being used a lot too. What's up with that?

They think not all.

Last question;

Military hospitals are all over the world.

or

The military hospitals are all over the world.

Which one do you consider to be correct? I'm thinking it's the first one.

AnonymousWhich one do you consider to be correct?

There is no way to judge outside of the context.

I'm mentioning the military hospitals for the first time.

Then omit the article.