"...planning to move on Europe, or so our sources say. Karkaroff is panicking at the news. He knows that you-know-who will try to find him, and if he can’t find Karkaroff, he will quite likely focus on taking Durmstrang in retribution," Kingsley was saying, and Hermione blinked, trying to focus. Voldemort was extending his reach? Well, that made sense. Magical Britain was pretty well conquered, with only small pockets of resistance left, mostly organised under the banner of the Order of the Phoenix. Voldemort must have assumed it was safe to begin extending his empire.