The dark day

a day (May 19, 1780) when a remarkable and unexplained darkness extended over all New England.

See also: Dark

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
A terrible sheet of lightning burst before their eyes, illuminating the dark day, and the thunder rolled wildly about them.
When he was cold in the dark days of rain, or thirsty in a prolonged drouth, his discomfort engendered first of all thoughts of Meriem's welfare--after she had been made warm, after her thirst had been slaked, then he turned to the affair of ministering to his own wants.
Doubts thronged on her of the dark days to come; dread beset her of the hidden danger which her own silence toward Norah and Magdalen might store up in the near future.
IMAGE OF ATTACKMs Kimunya became the image of the post-election violence after a photo of her pleading for mercy with her hands held up with one shoe in hand after the attack went viral.According to residents who spoke to the Nation, the dark day of January 1, 2008 changed Ms Kimunya life forever.
They have bounced back well from the dark day of November 17 when they went to Stewartry with only 14 players and a handful of veterans drafted in to make up the numbers.
Artistic, unusual drawings of this sullen man perfectly capture his dark mood and the dark day, until a little boy changes his perspective in an unexpected way.
John, who gets back to Middlesbrough every year, decided to commemorate the epic storm of 1968 with a special beer, so a Foreign Extra Stout named The Dark Day was created.
In his thoughtful book, "The Great Awakening," Thomas Kidd found that the Dark Day caused a stir in evangelical circles across New England and led many to believe that the Apocalypse had begun.
The Dark Day 45 years ago has never been forgotten by those who witnessed it.
The move is a stark contrast to the dark days of the late 90s and early 2000s which finally came to a head in 2011 when Anglesey became the first UK authority to be put in special measures following years of political infighting.
As the third in a trilogy that includes The Dark Days Club (Viking, 2016/VOYA February 2016) and The Dark Days Pact (Viking, 2017) story lines from previous books are referenced but with enough contextual clues to assist forgetful readers.