She knows full well that at present we wouldn't so much as send a row boat in their direction and she and her posse are guaging Britain's responses with increasing frequency.
If they don't try another outright invasion they will try something - that much seems apparent!
She's a woman... She'll niggle and poke and mess with you till you get peeved enough to do something she can point the finger of blame at you. If we ignore her long enough she'll withhold sex from the entire UK...