I don't know that to say to you and your friends from FYROM.
Yes it seems only 3 ships are left opend.
I think the company first goes for their old staff.
Then the EU citizens so they don't need a working visa.
A lawyer cant help you, it's a private company, they can do whatever they want.
You should apply for Scylla too, it's a similar company, so the odds of getting a job should be hire.
Todays economic decay seems to draw more and more people of the Balkans area that are willing to work on river or ocean ships.
So the competition is high.
Best of luck to you getting a job on a cruise ship.