What was the main purpose of the Better Together Campaign? Was #1 against independence of Scotland? Was Alistair Darling the chair of the campaign? Is #2 or #3 negative?
Scottish independence
Is Alistair Darling in favor of Scottish independence?
Alistair Darling was the chair of the Better Together Campaign. Better Together was the principal campaign for a No vote in the 2014 Scottish independence referendum, advocating Scotland continuing to be part of the United Kingdom. 
political aim for Scotland to be independent from the UK