Karkaroff's Explanation

Overturning the Statute of Secrecy had been easier than expected, but for Tver, what truly required his attention was everything that came after its repeal...

Of course, before that, Tver still had to remain at Hogwarts for the time being to help deal with Voldemort, as well as the whole mess he had caused himself.

With the House-elves helping out, the reconstruction of Hogwarts was fairly simple.

Come to think of it, the most destructive damage had actually been caused by the battle between Tver and Voldemort...

To put it bluntly, Hogwarts looked so devastated entirely because vast swathes of grass outside the castle had been torn up...

In truth, whether because Salazar's magic and the castle's own protective mechanisms were powerful enough, because the Death Eaters had held back, or both...

In any case, the main doors to the Great Hall and several windowsills used to cover the Weasley Twins' launch of Prank Bombs had been attacked by the Death Eaters, but they were repaired in no time.

The structures that had suffered the worst damage were actually the walls and school gates the Death Eaters had used to hold back the Aurors!

After Voldemort seized partial control over Hogwarts, the reason he had been able to maintain his suppression of the castle while blocking the Aurors' assault amid attacks from both inside and out was that he had made excellent use of those walls.

They had set numerous traps and protective spells along the walls. In a sense, they had become the ones defending them.

But the anxious Aurors outside had no intention of holding back. Led by Cynthia and Marvolio, their assault on the walls and gates had been no less fierce than the Dark wizards' attack on the castle...

As a result, the walls had finally