So once more, the histories of two languishing silver age second string franchises were intertwined though perhaps unintended.
When DC acquired the rights to Archie Comics' superhero properties, the were immediately geared to a pre-teen dynamic. Yet there was by this point the need to establish a continuity to this new fictional universe they inherited.
While Watchmen was but a 12 issue maxi-series, !mpact was to be an imprint with an open-ended publishing time table. And so, as with every new comic book universe spawned, a back story had to be developed.