You can practically see Emma falling more in love with Killian in that very second. He genuinely cares for Henry, isn’t simply using him as means to get to Emma, and it hits her like a ton of bricks. Killian’s not just in it for her - he’s in it for both Emma and her boy. And for a moment, the emotional impact of that overwhelms her.
The empire survives in part because we believe its survival to be inevitable.
But it isn’t.
And they know that.
That’s why they’re so terrified of you and I.
If we were able to take Nassau, if we are able to expose the illusion that England is not inevitable, if we are able to incite a revolt that spreads across the New World, then yeah, I imagine people are gonna notice.