It doesn't have to be touching, it just has to be significantly closer than Maine, so it's much easier to monitor everything or set up a chokepoint if necessary.

And if I know anything about Trump, he'll start talking about Iceland next. Give him an inch he'll take a mile.

"It doesn't have to be touching"

It's on the other side of the north pole. Several thousands of kilometers away.

Edit: I see now why Europe must own and control Alaska.