Retrograde in History · 2017
2017 Istanbul nightclub attack
On January 1, 2017, Mercury was mid-loop — retrograde in Capricorn, tracing backward through 2°42′ of the sign.
WhenJanuary 1, 2017♑︎Capricorn 2°42′Rx windowDec 19, 2016 – Jan 8, 2017
The record
On 1 January 2017, a terrorist opened fire at the Reina nightclub in Istanbul, killing 39 people and wounding 79 others during New Year's celebrations.
More from this window · Dec 19, 2016 – Jan 8, 2017
Coincidence, not causation: the date is real and ephemeris-based, but a retrograde window is observed, never blamed. For entertainment, not navigation.