The Sabbath begins at 8:26 P.M. on Friday, April 26, and concludes at 9:49 P.M. on Saturday in the Vilnius region. Friday also marks the anniversary of the Chernobyl Nuclear Power Station accident in 1986 and is observed in many of the affected countries. On December 8, 2016, the United Nations General Assembly also proclaimed April 26 International Chernobyl Disaster Remembrance Day.