The logical conclusion of militarist nationalism (often called "patriotism") is always, in one way or another, a "Final Solution."
Set foot on that road, and you will get there. Maybe not today, maybe not tomorrow, maybe not in this generation — but you will get there. The blood-and-iron logic of domination — of self-assertion and self-aggrandizement at the expense of all others — will take you there.
The choice is simple, the choice is stark, the choice is laid upon us all.