Right, while they gained a little bit of time while the Dark God laughed at them, it wasn't anywhere near what they wanted.
Before even Rose returned, the world was once again plagued by Dimensional Cracks, through which great enemies constantly flowed.
They were mostly Vanguard forces, however, many newly created Foreign Nobles also appeared one after another. Even those who were killed always found a way to return.
The Heavenly World was not enveloped in war, but that was only because they were prepared for the invasion already. It came far earlier than expected, but the basic provisions were enough to keep chaos at bay.
There were several zones throughout the world, each of them tens of thousands of kilometers wide. They were clearly delineated by the cool blue barriers that separated them from the general populace.