Referencing District Seven (Bastion-Przemyśl) — The Sacred Ledger

Thumper Blackout of A.S. 171
A quiet ward is an unlocked confession
The Thumper Blackout of A.S. 171 silenced District Seven of Bastion-Przemyśl, opened its ward infrastructure to breach, and made Plumbers conditionally essential after four hundred deaths.
Codex Ref. VII.4.25-001