A Scottish Saltire (C) flies between a Union flag (R) and a European Union (EU) flag, in front of the Scottish Parliament building in Edinburgh, on March 3, 2017. 
Scotland's announcement on Monday that it will begin preparations for a new independence bid raised the spectre of one of Brexit's most feared consequences -- the end of the United Kingdom. / AFP PHOTO / Lesley Martin        (Photo credit should read LESLEY MARTIN/AFP/Getty Images)