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
The record
On 24 September 2015, a fatal crowd crush during the Hajj pilgrimage in Mina, Saudi Arabia, killed at least 2,431 people, making it the deadliest Hajj disaster in history.
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.