One of the lowest points of the period was a citywide blackout which led to widespread looting and destruction. Within one month, give the date (day, month and year) of that blackout. (edited at 10:25 pm, September 29, 2017 (EDT))
Original question: One of the lowest points of the period was a citywide blackout which led to widespread looting and destruction. Within one month, give the date of that blackout.
July 13-14, 1977 (accept June 13-August 14, 1977)