The 2011 declaration by Russia that it would not turn its clocks back and stay in DST all year long was subsequently followed by a similar declaration from Belarus. The plan generated widespread complaints due to the dark of <answer>winter</answer>time morning, and thus was abandoned in 2014. The country changed its clocks to Standard Time on 26 October 2014 - and intends to stay there permanently.
Which season's dark mornings led to people complaining about the switch from DST?
winter