Retrograde in History · 2015

2015 Mina stampede

On September 24, 2015, Mercury was mid-loop — retrograde in Libra, tracing backward through 13°19′ of the sign.

WhenSeptember 24, 2015♎︎Libra 13°19′Rx windowSep 17 – Oct 9, 2015
Mercury retrograde♎︎LibraWikipedia
The record

Crowd crush incident

More from this window · Sep 17 – Oct 9, 2015

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