Can US citizens be moved to Gitmo? I think it's for enemy combatants (non-uniformed).
Not sure if a military tribunal sentencing would be different in that regard than a civilian court.
What the other anon said.
Just install it with default settings and start it.
I would add not to mess around with the browser much. Just type or copypasta in the 8kun onion link and use it for that only.
http://jthnx5wyvjvzsxtu.onion/qresearch/catalog.html
No addons, special settings, etc. It's made to be anonymous and any changes you make to the default settings just makes it unique.
I think Pence or Pelosi will be moved to get them out of presidential succession. That leaves Grassley and Kansas.