Retrograde in History · 2011

2011 Virginia earthquake

On August 23, 2011, Mercury was mid-loop — retrograde in Leo, tracing backward through 19°26′ of the sign.

WhenAugust 23, 2011♌︎Leo 19°26′Rx windowAug 3 – Aug 26, 2011
Mercury retrograde♌︎LeoWikipedia
The record

earthquake in United States

Coincidence, not causation: the date is real and ephemeris-based, but a retrograde window is observed, never blamed. For entertainment, not navigation.